Term
What is the ventral sacroiliac ligament? |
|
Definition
anterior thickening of the sacroiliac joint capsule |
|
|
Term
what are the four attachments of the sacrotuberous ligament |
|
Definition
posterior superior iliac spine posterior inferior iliac spine dorsolateral surface of the sacrum dorsolateral surface of the coccyx |
|
|
Term
what is the insertion of the sacrotuberous ligament |
|
Definition
|
|
Term
what ligament closes the lesser sciatic notch and what does it form |
|
Definition
sacrotuberous ligament forms the lesser sciatic foramen |
|
|
Term
what are the medial attachements of the sacrospinous ligament |
|
Definition
dorsolateral margin of the inferior one-half of the sacrum dorsolateral margin of the coccyx |
|
|
Term
what is the lateral attachment of the sacrospinous ligament |
|
Definition
|
|
Term
what ligament closes the greater sciatic notch and what does it form |
|
Definition
sacrospinous ligament forms the greater sciatic foramen |
|
|
Term
between what two structures does the inguinal ligament run |
|
Definition
|
|
Term
the hip and thigh are divided by what structure anteriorly |
|
Definition
|
|
Term
another name for the inguinal ligament |
|
Definition
|
|
Term
how are the lacunar and inguinal ligaments differintiated |
|
Definition
lacunars is most medial where the direction of the fibers change and pass inferiorly |
|
|
Term
what is the lacunar ligament |
|
Definition
the most medial portion of the inguinal ligament where the fibers change direction and pass inferiorly |
|
|
Term
what is another name for the lacunar ligament |
|
Definition
|
|
Term
what is the pectineal ligament |
|
Definition
extension of the lacunar ligament along the pubic pectineal line |
|
|
Term
what is another name for the pectineal ligament |
|
Definition
|
|
Term
this is the most medial portion of the inguinal ligament |
|
Definition
|
|
Term
this is an extension of the lacunar ligament |
|
Definition
|
|
Term
this runs on the pubic pectineal line |
|
Definition
|
|
Term
what are the two bands of the iliolumbar ligament |
|
Definition
|
|
Term
what are the two attachments of the upper band of the iliolumbar ligament |
|
Definition
anterior aspect of the 5th lumbar vertebra posterior part of the internal lip of the iliac crest |
|
|
Term
what are the attachments for the lower band of the iliolumbar ligament |
|
Definition
anterior aspect of the 5th lumbar vertebra anterolateral aspect of the sacrum superiorly |
|
|
Term
what are the two parts of the dorsal sacroiliac ligament |
|
Definition
long dorsal sacroiliac ligament short dorsal sacroiliac ligament |
|
|
Term
what are the attachments for the long dorsal sacroiliac ligament |
|
Definition
from the lateral crests of the 3rd and 4th sacral vertebrae to the superior iliac spine |
|
|
Term
what are the attachments of the short dorsal sacroiliac ligament |
|
Definition
from the intermediate and lateral crests of 1st and 2nd sacral vertebrae to the posterior superior iliac spine and the internal lip of the iliac crest posteriorly |
|
|
Term
what are the attachments of the interosseous sacroiliac ligament |
|
Definition
from the sacral tuberosity to the iliac tuberosity |
|
|
Term
what is the deep fascia that covers most of the obturator foramen |
|
Definition
|
|
Term
what does the obturator membrane close and what does it form |
|
Definition
closes the obturator groove to form the obturator canal |
|
|
Term
what passes through the obturator canal |
|
Definition
obturator nerve obturator artery |
|
|
Term
what are the two function of the obturator membrane |
|
Definition
closes obturator canal allows for muscular attachment |
|
|
Term
what are the attachements of the superior pubic ligament |
|
Definition
from one pubic tubercle to the other |
|
|
Term
what are the attachments for the arcuate pubic ligament |
|
Definition
from ingerior pubic ramus to inferior pubic ramus |
|
|
Term
this blends with the interpubic discs inferiorly |
|
Definition
|
|
Term
what provides stability to the superior and inferior ends of the pubic symphysis |
|
Definition
superior = superior pubic ligament inferior = arcuate pubic ligament |
|
|
Term
these two structures stabilize the pubic symphysis |
|
Definition
superior pubic ligament arcuate pubic ligament |
|
|
Term
what are the articulation points for the sacroiliac joint |
|
Definition
between the auricular surface of the ilium and the auricular surface of the sacrum |
|
|
Term
what vertebral levels are involved in the sacroiliac joint |
|
Definition
|
|
Term
what are the articular surfaces of the sacroiliac joint covered with |
|
Definition
|
|
Term
what forms across the sacroiliac joint with age |
|
Definition
|
|
Term
where do the capsules of the sacroiliac joints attach |
|
Definition
at the margins of each surface |
|
|
Term
what is the structural classification of the sacroiliac joint |
|
Definition
|
|
Term
where is the sacroiliac joint located |
|
Definition
between the lateral masses of the sacrum and the posterior portion of the iliac alae |
|
|
Term
what is the functional classification of the sacroiliac joint |
|
Definition
|
|
Term
what is the intrinsic ligament of the sacroiliac joint |
|
Definition
ventral sacroiliac ligament |
|
|
Term
this ligament is thicker at the pelvic brim and arcuate line |
|
Definition
ventral sacroiliac ligament |
|
|
Term
what are the extrinsic ligaments of the sacroiliac joint |
|
Definition
interosseous sacroiliac ligament dorsal sacroiliac ligament |
|
|
Term
this ligament is sometimes considered a syndesmosis |
|
Definition
interosseous sacroiliac ligament |
|
|
Term
this ligament is seperated from the joint capsule by the interosseous sacroiliac ligament |
|
Definition
dorsal sacroiliac ligament |
|
|
Term
this ligament reinforces the sacroiliac joint posteriorly |
|
Definition
dorsal sacroiliac ligament |
|
|
Term
what are the accessory ligaments of the sacroiliac joint |
|
Definition
sacrospinous ligament sacrotuberous ligament |
|
|
Term
these ligaments prevent superior rotation of the pelvic bone on the sacrum during weight bearing |
|
Definition
sacrospinous ligament sacrotuberous ligament |
|
|
Term
where is the articulation located for the pubic symphysis joint |
|
Definition
between the symphyseal surfaces of the pubic bodies |
|
|
Term
the joint surfaces of the pubic symphysis is covered by what |
|
Definition
|
|
Term
what does the hyaline cartilage of the pubic symphysis blend with |
|
Definition
with the central pad of fibrocartilage , the interpubic disc |
|
|
Term
what is one of the functions of the pubic symphsis |
|
Definition
provides partial attachment for some thigh muscles |
|
|
Term
what is the structural classification of the pubic symphysis |
|
Definition
fibrous syndesmosis joint |
|
|
Term
what is the functional classification of the pubic symphysis |
|
Definition
functional amphiarthrosis |
|
|
Term
what are the two ligaments of the pubic symphysis |
|
Definition
superior pubic ligament arcuate pubic ligament |
|
|
Term
what are the origin and insertion of the iliacus muscle |
|
Definition
O: superior iliac fossa I: Lesser trochanter of the femur |
|
|
Term
what is the course of the iliacus muscle |
|
Definition
travels inferiorly and passes anteriorly over the hip joint and through the muscular lacuna to its insertion |
|
|
Term
What is the action of the iliacus muscle |
|
Definition
|
|
Term
what is the innervation of the iliacus |
|
Definition
femoral nerve from dorsal divisions of ventral rami L-2,L-3,L-4 |
|
|
Term
what are the divisions of the femoral nerve that innervate the iliacus muscle |
|
Definition
dorsal division of ventral rami L-2, L-3, L-4 |
|
|
Term
what is the arterial supply for the iliacus muscle |
|
Definition
muscular branches of common, internal and external iliac arteries |
|
|
Term
what is the origin and instertion of the psoas major muscle |
|
Definition
O: T-12 through L-5 I: lesser trochanter of the femur |
|
|
Term
what is the course of the psoas major muscle |
|
Definition
travels inferolaterally joins the tendon of iliacus muscle and passes anterior to the hip joint and through the muscular lacuna to its insertion |
|
|
Term
what is the action of the psoas major muscle |
|
Definition
|
|
Term
what is the innervation of the psoas major muscle |
|
Definition
dorsal division of ventral rami L-2, L-3, L-4 |
|
|
Term
when is the psoas major muscle innervated |
|
Definition
as the branches leave the spinal cord |
|
|
Term
what is the arterial supply of the psoas major muscle |
|
Definition
muscular branches of the common, internal, and external iliac arteries |
|
|
Term
what is the iliopsoas muscle |
|
Definition
the combination of the iliacus muscle and the psoas major muscle oftern considered one muscle that flexes the thigh |
|
|
Term
what are the nerve branches in the nerve plexuses |
|
Definition
|
|
Term
what are the possible break downs of the nerve plexuses |
|
Definition
all the following are possible single = lumbosacral plexus two = lumbar plexus and sacrococcygeal plexus three = lumbar plexus, sacral plexus, coccygeal plexus |
|
|
Term
what rami make up the lumbar plexus |
|
Definition
ventral rami of L-3 through L-3 contribution from ventral rami of T-12 and L-4 |
|
|
Term
what are the divisions of most ventral rami |
|
Definition
most have dorsal and ventral divisions |
|
|
Term
where is the lumbar plexus located at |
|
Definition
lies within the psoas major muscle just anterior to the transverse processes of the vertebral bodies |
|
|
Term
what type of a nerve is the subcoastal nerve |
|
Definition
|
|
Term
what does the subcoastal nerve supply in the lower limb |
|
Definition
cutaneous supply only in lower limb supplies superior anterolateral aspect of the thigh |
|
|
Term
what spinal level does the subcostal nerve come from |
|
Definition
|
|
Term
This nerve is usually not considered part of the lumbar plexus |
|
Definition
|
|
Term
what type of nerve is the iliohypogastric |
|
Definition
|
|
Term
what does it supply in the lower limb |
|
Definition
cutaneous supply only in the lower limb posterolateral gluteal skin |
|
|
Term
what spinal level and division does the iliohypogastric come from |
|
Definition
|
|
Term
what is the course of the iliohypogastric nerve |
|
Definition
pierces the psoas major muscle near the kidney and passes within the abdominal wall, inferior to the subcostal nerve, to reach the posterolateral gluteal skin |
|
|
Term
what type of nerve is ilioinguinal nerve |
|
Definition
|
|
Term
what and what type of supply does the ilioinguinal nerve have in the lower limb |
|
Definition
cutaneous supply only in lower limb supplies skin of superior medial thigh |
|
|
Term
what spinal level and division does the ilioinguinal nerve come from |
|
Definition
|
|
Term
what structures does the ilioinguinal nerve travel on and through |
|
Definition
on the inguinal ligament and through the inguinal canal |
|
|
Term
what type of nerve is the gentiofemoral nerve |
|
Definition
|
|
Term
what are the two branches of the gentiofemoral nerve and what do they supply |
|
Definition
genital branch = part of external genitalia Femoral branch = skin of anterior superior thigh |
|
|
Term
what type of supply does the gentiofemoral nerve provide in the lower limb |
|
Definition
|
|
Term
what division of what spinal levels does the gentiofemoral nerve come from |
|
Definition
ventral divisions of L-1 and L-2 |
|
|
Term
where does the genital branch of the gentiofemoral nerver run |
|
Definition
passes medially along the inguinal ligament to supply part of the external genitalia |
|
|
Term
where does the femoral branch of the gentiofemoral nerve run |
|
Definition
passes deep to the inguinal ligament with the femoral artery through the vascular lacuna to supply the skin of the anterior superior thigh |
|
|
Term
what nerve does the femoral branch of the gentiofemoral nerve possibly aid or replace |
|
Definition
intermediate femoral cutaneous nerve |
|
|
Term
what type of nerve is the lateral femoral cutaneous nerve |
|
Definition
|
|
Term
what type of supply does teh lateral femoral cutaneous supply in the lower limb |
|
Definition
cutaneous supply only in lower limb |
|
|
Term
from what divisions and spinal levels does the lateral femoral cutaneous come from |
|
Definition
dorsal divisions of L-2 and L-3 |
|
|
Term
what is the course of the lateral femoral cutaneous nerve |
|
Definition
pierces the psoas major laterally and courses along the iliac fossa anterior to the iliacus muscle to enter the thigh anterolaterally near the attachment of the inguinal ligament on the ASIS and supplies anterolateral aspect of thigh |
|
|
Term
what divisions and spinal levels do the nerves to psoas major muscle come from |
|
Definition
dorsal divisions of L-2 through L-4 |
|
|
Term
What type of supply do the nerves to psoas major muscle give off |
|
Definition
motor supply to the muscle |
|
|
Term
do the nerves to the psoas major exit the pelvis and are they branches of the femoral n |
|
Definition
|
|
Term
what divisions and spinal nerves does the nerve to the iliacus come from |
|
Definition
dorsal divisions of L-2 through L-4 |
|
|
Term
what type of supply does the nerve to the iliacus provide |
|
Definition
motor supply to the muscle |
|
|
Term
what is the nerve to iliacus muscle of branch of |
|
Definition
|
|
Term
what is the course of the nerve to iliacus muscle |
|
Definition
passes directly into iliacus without exiting the pelvis |
|
|
Term
what type of nerve is the femoral nerve |
|
Definition
|
|
Term
what divisions and spinal levels does the femoral nerve come from |
|
Definition
dorsal divisions of L-2 through L-4 |
|
|
Term
what are the cutaneous nerve branches that come from the femoral nerve |
|
Definition
intermediate femoral cutaneous medial femoral cutaneous saphenous nerve |
|
|
Term
what type of branches does the femoral nerve give off |
|
Definition
muscular branches to the thigh articular branches to the hip and knee joints cutaneous nerve branches |
|
|
Term
what type of nerve is the obturator nerve |
|
Definition
|
|
Term
what divisions and spinal levels does the obturator nerve come from |
|
Definition
ventral divisions of L-2 through L-4 |
|
|
Term
what branches does the obturator nerve give off |
|
Definition
muscular branches to the thigh articular branches to the hip and knee joints cutaneous branch to medial aspect of thigh |
|
|
Term
what type of nerve is the accessory obturator nerve |
|
Definition
|
|
Term
what divisions and spinal levels does the accesory obturator nerve come from |
|
Definition
ventral divisions of L-3 and L-4 |
|
|
Term
what percent of the population has an accessory obturator nerve |
|
Definition
|
|
Term
when present what muscle does the accesory obturator nerve supply |
|
Definition
|
|
Term
what branches does the accessory obturator nerve give off |
|
Definition
muscular supply to pectineus muscle articular branch to the hip joint joins obturator nerves cutaneous supply |
|
|
Term
what divisions and spinal levels does the lumbosacral trunk come from |
|
Definition
ventral divisions of (part)L-4 and (entire)L-5 |
|
|
Term
what joint does the lumbosacral trunk cross |
|
Definition
sacroiliac joint anteriorly at the pelvic brim |
|
|
Term
what plexus does the lumbosacral trunk join |
|
Definition
|
|
Term
what rami and spinal levels contribute to the sacral plexus |
|
Definition
ventral rami of L-5 through S-3 contributions form ventral rami L-4 and S-4 |
|
|
Term
What type of nerve is the superior gluteal nerve |
|
Definition
|
|
Term
what divisions and spinal levels does the superior gluteal nerve come from |
|
Definition
dorsal divisions of L-4, L-5, S-1 |
|
|
Term
where does the superior gluteal nerve exit the pelvis |
|
Definition
via the greater sciatic foramen |
|
|
Term
what muscles does the superior gluteal nerve supply |
|
Definition
gluteus minimus, gluteus medius, tensor fascia lata muscles |
|
|
Term
what type of nerve is the inferior gluteal nerve |
|
Definition
|
|
Term
what divisions and spinal levels does the inferior gluteal nerve come from |
|
Definition
dorsal divisions of L-5, S-1, S-2 |
|
|
Term
what muscle does the inferior gluteal nerve supply |
|
Definition
|
|
Term
what divisions are spinal level does the nerve to piriformis muscle come from |
|
Definition
|
|
Term
how does nerve to piriformis muscle exit the pelvis |
|
Definition
it does not exit the pelvis it passes directly into the muscle before exiting the pelvis |
|
|
Term
what is the major formation of the sacral plexus |
|
Definition
|
|
Term
what type of nerve is the sciatic nerve |
|
Definition
|
|
Term
what divisions and spinal levels does the sciatic nerve come from |
|
Definition
dorsal divisions of L-4 through S-2 ventral divisions of L-4 through S-3 |
|
|
Term
where does the sciatic nerve exit the pelvis at |
|
Definition
via the greater sciatic foramen |
|
|
Term
what are the two compartments of the sciatic nerve |
|
Definition
common fibular nerve/ common peroneal nerve (lateral portion) tibial nerve (medial portion) |
|
|
Term
what type of a nerve is the common fibular nerve |
|
Definition
|
|
Term
what divisions and spinal levels does the common fibular nerve come from |
|
Definition
dorsal divisions of L-4, L-5, S-1, S-2 |
|
|
Term
what is the lateral portion of the sciatic nerve |
|
Definition
|
|
Term
where does the common fibular nerve provide innervation to |
|
Definition
muscular to thigh and leg articular to knee and proximal tibiofibular joints cutaneous branches |
|
|
Term
what are the cutaneous branches of the common fibular nerve |
|
Definition
superficial fibular nerve deep fibular nerve lateral cutaneous nerve of the calf sural communicating nerve |
|
|
Term
what type of nerve is the superficial fibular nerve |
|
Definition
|
|
Term
what divisions and spinal levels does the superficial fibular nerve come from |
|
Definition
dorsal divisions of L-4, L-5, and S-1 |
|
|
Term
where does the superficial fibular nerve provide innervation to |
|
Definition
anterolateral aspect of the leg and ankle, and most of the dorsum of the foot |
|
|
Term
what type of a nerve is the deep fibular nerve |
|
Definition
|
|
Term
what divisions and spinal levels does the deep fibular nerve come from |
|
Definition
dorsal divisions of L-5, S-1, S-2 |
|
|
Term
where does the deep fibular nerve supply |
|
Definition
1st web space and adjacent sides of the 1st and 2nd toes |
|
|
Term
what type of a nerve is the lateral cutaneous nerve of the calf |
|
Definition
|
|
Term
what divisions and spinal levels does the lateral cutaneous nerve of the calf come from |
|
Definition
dorsal divisions of L-5, S-1, S-2 |
|
|
Term
where does the lateral cutaneous nerve of the calf supply |
|
Definition
proximal 2/3 of the lateral aspect of the leg |
|
|
Term
what type of nerve is the sural communicating nerve |
|
Definition
|
|
Term
from what divisions and spinal leves does the sural communicating nerve come from |
|
Definition
dorsal divisions of S-1 and S-2 |
|
|
Term
what type of a nerve is the tibial nerve |
|
Definition
|
|
Term
from what divisions and spinal levels does the tibial nerve come from |
|
Definition
ventral divisions of L-4, L-5, S-1, S-2, S-3 |
|
|
Term
what is the medial portion of the sciatic nerve |
|
Definition
|
|
Term
what are the terminal branches of the tibial nerve |
|
Definition
medial and lateral plantar nerves |
|
|
Term
where does the tibial nerve enter the foot |
|
Definition
through the porta pedis after dividing into its terminal branches |
|
|
Term
where does the tibial nerve provide innervation to |
|
Definition
muscular to knee and leg articular to knee and ankle joionts cutaneous branches |
|
|
Term
what are the cutaneous branches of the tibial nerve |
|
Definition
sural nerve lateral calcaneal nerve medial calcaneal nerve |
|
|
Term
what type of nerve is the sural nerve |
|
Definition
|
|
Term
from what divisions and spinal levels does the sural nerve come from |
|
Definition
ventral divisions of S-1 and S-2 |
|
|
Term
what area does the sural nerve supply |
|
Definition
small area on posterior of leg posterolateral aspect of ankle lateral aspect of foot lateral half of fifth toe |
|
|
Term
what type of nerve is the medial calcaneal nerve |
|
Definition
|
|
Term
from what divisions and spinal levels does the medial calcaneal nerve come |
|
Definition
ventral divisions of S-1 and S-2 |
|
|
Term
what nerve pierces the flexor retinaculum |
|
Definition
|
|
Term
what is the branch of the sural nerve |
|
Definition
|
|
Term
what type of nerve is the lateral calcaneal nerve |
|
Definition
|
|
Term
from what divisions and spinal levels does the lateral calcaneal nerve come from |
|
Definition
dorsal and ventral divisions of S-1 and S-2 because of sural communicating nerve |
|
|
Term
what type of nerve is the posterior femoral cutaneous nerve |
|
Definition
|
|
Term
what divisions and spinal levels does the posterior femoral cutaneous nerve come from |
|
Definition
dorsal divisions of S-1, S-2 Ventral divisions of S-2, S-3 |
|
|
Term
where do the dorsal and ventral divisions of the posterior femoral cutaneous nerve lie |
|
Definition
dorsal lie near the inferior gluteal nerve divisions ventral lie near the pudendal nerve divisions |
|
|
Term
where does the posterior femoral cutaneous exit the pelvis at |
|
Definition
|
|
Term
what area does the posterior femoral cutaneous supply |
|
Definition
cutaneous supply to the posterior thigh and calf |
|
|
Term
what is the branch of the posterior femoral cutaneous |
|
Definition
|
|
Term
what divisions and spinal level do the inferior gluteal nerves come from |
|
Definition
dorsal divisions of S-1, S-2 Ventral divisions of S-2, S-3 |
|
|
Term
what type of nerve is the perforating cutaneous nerve |
|
Definition
|
|
Term
what divisions and spinal levels does the perforating cutaneous nerve come from |
|
Definition
dorsal divisions of S-2 and S-3 |
|
|
Term
where does the perforating cutaneous nerve exit the pelvis at |
|
Definition
exits the pelvis by piercing the sacrotuberous ligament |
|
|
Term
where does the perforating cutaneous nerve reenter the pelvis at |
|
Definition
|
|
Term
what area does the perforating cutaneous nerve innervate |
|
Definition
small area of the inferior medial aspect of the buttock and the medial gluteal fold |
|
|
Term
what type of nerve is the pudendal nerve |
|
Definition
|
|
Term
what divisions and spinal levels does the pudendal nerve come from |
|
Definition
ventral divisions of S-2, S-3, S-4 |
|
|
Term
where does the pudendal nerve exit and reenter the pelvis at |
|
Definition
|
|
Term
exits at the inferomedial part of the greater sciatic foramen reenters the pelvis via the lesser sciatic foramen |
|
Definition
|
|
Term
where does the pudendal nerve supply and what type of innervation is it |
|
Definition
motor to structures of the urogenital triangle sensory innervation to reproductive organs |
|
|
Term
what type of nerve is the nerve to obturator internus and superior gemellus muscles |
|
Definition
|
|
Term
what divisions and spinal levels does the nerve to the obturator internus and superior gemellus muscles come from |
|
Definition
ventral divisions of L-5, S-1, S-2 |
|
|
Term
wher does the nerve to the obturator internus and superior gemellus muscles exit and reenter the pelvis |
|
Definition
exits via the greater sciatic foramen reenters via the lesser sciatic foramen |
|
|
Term
what nerve does the nerve to the obturator internus and superior gemellus muscles reenter the pelvis with |
|
Definition
|
|
Term
where and what kind of innervation is provided by the nerve to obturator internus and superior gemellus muscles provide |
|
Definition
motor to the obturator internus and superior gemellus muscles |
|
|
Term
what type of nerve is the nerve to quadratus femoris and inferior gemellus muscles |
|
Definition
|
|
Term
what divisions and spinal levels does the nerve to quadratus femoris and inferior gemellus muscles come from |
|
Definition
ventral divisions of L-4, L-5, S-1 |
|
|
Term
where does the nerve to quadratus femoris and inferior gemellus muscle exit the pelvis at |
|
Definition
via greater sciatic foramen |
|
|
Term
where and what type of innervation is provided by the nerve to quadratus femoris and inferior gemellus muscles |
|
Definition
motor to quadratus femoris and inferior gemellus articular to hip joint |
|
|
Term
what type of nerve are the pelvic splanchnic nerves |
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Definition
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Term
from which spinal levels do the pelvic splanchnic nerves come |
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Definition
S-2, S-3, S-4 parasympathetic |
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Term
what do the pelvic splanchnic nerve supply innervation to |
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Definition
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Term
what type of innervation does the coccygeal plexus provide |
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Definition
muscular and cuatneous innervation |
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Term
from what divisions and spinal levels does the coccygeal plexus come |
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Definition
ventral divisions of S-4, S-5, Co-1 |
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Term
what are the branches of the coccygeal plexus |
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Definition
sacral muscular branches cutaneous branches |
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Term
what spinal level does the sacral muscular branches come from |
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Definition
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Term
where and what type of innervation is provided by the sacral muscular branches |
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Definition
motor innervation to levator ani, coccygeus and external anal sphincter muscles |
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Term
where do the cutaneous branches supply |
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Definition
skin over the coccyx and posterior to anus |
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Term
where does the abdominal aorta bifurcate at and what are its branches |
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Definition
at vertebral level L-4 the 2 common iliac arteries |
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Term
what is the other branch of the abdominal aorta |
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Definition
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Term
where does the median sacral artery branch from and what does it supply |
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Definition
from the abdominal aorta just proximal to bifurcation sends small branches to the rectum |
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Term
at what level do the common iliac arteries bifurcate and what are the names of the branches |
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Definition
at vertebral level L-5 bifurcates into internal and external iliac arteries |
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Term
what does the common iliac arteries send branches to |
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Definition
sends branches to the psoas major and iliacus muscles |
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Term
the external iliac artery becomes this artery at what point |
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Definition
becomes the femoral artery when it enters the thigh deep to the midpoint of the inguinal ligament |
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Term
what muscle does the external iliac artery follow |
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Definition
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Term
what are the branches of the external iliac artery |
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Definition
deep circumflex iliac artery inferior epigastric artery |
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Term
what does the deep circumflex iliac artery anastomose with |
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Definition
iliolumbar and superior gluteal arteries |
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Term
where does the deep circumflex artery run |
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Definition
arises laterally just prior to the inguinal ligament and psses superolaterally along the deep side of the ligament oto reach the ASIS |
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Term
what does the inferior epigastric artery anastomse with |
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Definition
superior epigastric artery |
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Term
what is significant about the anastomsis between superior and inferior epigastric arteries |
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Definition
it can provide collateral circulation between the subclavian artery and the external iliac artery |
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Term
where does the inferior epigastric artery arise at |
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Definition
just prior to the inguinal ligament and medial to the deep circumflex iliac artery |
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Term
the medial branch of the common iliac artery |
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Definition
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Term
what does the internal iliac artery bifurcate into and where does this happen at |
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Definition
bifurcates into posterior and anterior trunks bifurcates at the greater sciatic foramen |
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Term
what does the internal iliac artery supply |
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Definition
psoas major and iliacus muscles |
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Term
what is the direct continuation of the internal iliac artery |
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Definition
anterior trunk of the internal iliac arterty |
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Term
where does the anterior trunk run |
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Definition
passes toward the ischial spine |
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Term
what is the most lateral branch of the anterior trunk |
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Definition
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Term
where does the obturator artery exit the pelvis |
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Definition
via the obturator canal with the obturator nerve |
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Term
what is the other anatomical position we may see the obturator artery in and what percentage of time do we see this |
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Definition
it may also be a branch of the external iliac artery about 40% of the time |
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Term
what are the two branches of the obturator artery |
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Definition
anterior branch of the obturator artery posterior branch of the obturator artery |
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Term
what is the largest terminal branch of the obturator artery |
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Definition
anterior branch of obturator artery |
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Term
what does the anterior branch of obturator artery supply |
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Definition
medial compartment thigh and obturator externus muscles |
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Term
what does the posterior branch of obturator artery anastomse with |
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Definition
anterior branch and inferir gluteal artery |
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Term
what does the posterior branch of obturator artery supply |
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Definition
medial compartment thigh muscles posterior compartment thigh muscles proximally at ischial tuberosity branches to hip joint |
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Term
what is the terminal division of the anterior trunk |
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Definition
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Term
what does the inferior gluteal artery anastomse with |
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Definition
superior gluteal, obturator, internal pudendal, and medial femoral circumflex arteries |
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Term
where does the inferior gluteal artery exit the pelvis at |
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Definition
via greater sciatic foramen intermediate to ventral rami of S-1 and S-2 or S-2 and S-3 |
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Term
What does the inferior gluteal artery supply before and after it exits the pelvis |
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Definition
before = piriformis muscle after = gluteal region muscles and sciatic nerve |
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|
Term
what is the terminal branch of the anterior trunk |
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Definition
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Term
what does the internal pudendal artery supply |
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Definition
sacral plexus, obturator internus muscle, piriformis muscle, external genitalia |
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Term
where does the internal pudendal artery exit and reenter the pelvis at |
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Definition
exits via the greater sciatic foramen reenters via the lesser sciatic foramen |
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Term
what are the immediate branches of the anterior trunk of the internal iliac artery |
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Definition
obturator artery inferior gluteal artery internal pudendal artery pelvic branches |
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Term
what are the immediate branches of the posterior trunk of the internal iliac artery |
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Definition
iliolumbar artery lateral sacral artery superior gluteal artery |
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Term
what is the course of the iliolumbar artery |
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Definition
arises anterior to sacraliliac joint and passes superolaterally in the pelvis |
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Term
what does the iliolumbar artery anastomse with |
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Definition
superior gluteal deep circumflex iliac lateral femoral circumflex |
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Term
what is the terminal branch of the posterior trunk |
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Definition
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Term
what does the lateral sacral artery supply |
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Definition
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Term
what is the largest branch from either trunk |
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Definition
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Term
this is usually a direct continuation of the posterior trunk |
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Definition
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Term
where does the superior gluteal artery exit the pelvis |
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Definition
via greater sciatic foramen intermediate to lumbosacral trunk and S-1 ventral ramus |
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Term
what does the superior gluteal artery supply before and after it exits the pelvis |
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Definition
before = piriformis and obturator internus after = the three gluteal muscles |
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Term
what does the superior gluteal artery anastomse with |
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Definition
deep circumflex iliac medial and lateral femoral circumflex inferior gluteal a |
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Term
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Definition
at union of common iliac viens at spinal level L-5 |
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Term
on which side of spinal column does the IVC travel |
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Definition
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Term
where does the common iliac vein begin |
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Definition
at union of internal and external iliac veins at pelvic brim |
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Term
which common iliac is shorter |
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Definition
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Term
what is the anatomical position of the common iliac veins in relationship to their arteries |
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Definition
right = posterolateral to the artery left = posteromedial to the artery |
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Term
where does the external iliac vein begin |
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Definition
posterior to the inguinal ligament |
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Term
what is the anatomical relationship of the external iliac vein to its artery |
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Definition
lies medial to artery distally lies posterior to artery proximally |
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Term
what drains into the external iliac vein and where do they enter at |
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Definition
vena comitates of teh deep circumfles iliac and inferior epigastric arteries enter near origin |
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Term
where does the internal iliac vein begin |
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Definition
at the superior margin of the greater sciatic foramen |
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Term
what is the anatomical position of the internal iliac vein in relationship to its artery |
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Definition
generally lies posterior to artery |
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Term
what comes together at the beginning of the internal iliac vein |
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Definition
vean comitantes of the anterior and posterior trunks unite |
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Term
what lies along the external iliac veins |
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Definition
external iliac lymph nodes |
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Term
what drains into the external iliac lymph nodes |
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Definition
superficial and deep inguinal lymph nodes, iliac fossa and anterior part of the capsule of the hip joint |
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Term
what lies along the internal iliac vein |
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Definition
internal iliac lymph nodes |
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Term
what do the internal iliac lymph nodes drain |
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Definition
pelvic viscera, gluteal region, posterior lateral and medial aspects of the hip joint |
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Term
what lies along the common iliac veins |
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Definition
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Term
what drains into the common iliac lymph nodes |
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Definition
internal and external iliac lymph nodes |
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Term
what lies along IVC on posterior abdominal wall |
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Definition
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Term
what drains into lumbar lymph nodes |
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Definition
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Term
what forms the lumbar trunks |
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Definition
the joining of the efferent vessels of the lumbar lymph noeds |
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Term
what drains into the lumbar trunks |
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Definition
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Term
what is the dilated area that lies anterior to the vertebral bodies of L-1 and L-2 |
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Definition
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Term
what drains into the cisterna chyli |
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Definition
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Term
what does the cisterna chyli drain into |
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Definition
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Term
what is the function of thoracic duct |
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Definition
returns lymph to the systemic circulation |
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