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| Abductor Digiti Minimi Muscle |
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Definition
Origin: lateral calcaneal tuberosity
Insertion: fifth toe's phalange
Function: flexion and abduction of fifth toe
Innervation: lateral plantar nerve [branch of the tibial nerve] |
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Origin: medial calcaneal tuberosity
Insertion: medial base of big toe's phalange [tendon merges with that of the flexor hallucis brevis]
Function: abduct the big toe
Innervation: medial plantar nerve [branch of the tibial nerve] |
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Location: on the pelvic girdle, inferior to the ilium and superior to the ischium.
Function: concave articular surface where the head of the femur fits to make the hip joint. |
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Attachment: posterior calcaneus [and up mid-calf]
Function: attachment point for the plantaris, gastrocnemius, and soleus muscles. |
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Location: bony process jutting out laterally from the scapular spine and hangs over the shoulder joint [forms glenoid cavity].
Function: ????????????????????????????????????? |
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Origin: proximal end of the middle 3 metatarsals
Insertion: lateral side of the big toe's phalange
Function: adducting the big toe
Innervation: lateral plantar nerve
Note: this is the one with a transverse and an oblique! |
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Origin: pubis, ischium tuberosity
Insertion: linea aspera and adductor tubercle of the femur
Function: adduction, flexion, and extension of the hip
Innervation: posterior branch of the obturator nerve and tibial nerve.
BIDN: big ass muscle next to the gracilis is composed of three parts; the magnus is the biggest and closest to the gracilis. it's UNDER the adductor longus. |
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Origin: inferior ramus of the pubis, and the pelvis.
Insertion: linea aspera of the femur
Function: adduction and lateral rotation of the thigh
Innervation: obturator and tibial nerve
BIDN: small, flat, and damn close to ya crotch. |
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| Anterior Inferior Iliac Spine |
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Definition
Abbreviated as AIIS.
Bony protuberance on the anterior inferior border of the ilium.
Function: serves as a point of attachment for the rectus femoris
BIDN: second bump on the hip, right above the acetabulum |
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| Anterior Superior Iliac Spine |
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Definition
Abbreviated as ASIS
Bony protuberance on the anterior superior border of the ilium.
Function: serves as a point of attachment for the inguinal ligament and the sartorius muscle.
Note: this is an important surface anatomy landmark- it's what you feel from the outside
BIDN: first bump on the hip under the crest. |
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| Anterior talofibular ligament |
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Definition
Origin: fibular malleolus
Insertion: talus bone
Function: prevents the foot from sliding forward from the shin |
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Location: lines the brain, but doesn't go down into sulci. Is superficial to the CSF (cerebrospinal fluid). Goes all the way down to S2.
Function: contains arachnoid vili that go through the dura mater, allowing the CSF to exit the subarachnoid space and enter the blood stream |
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Location: cervical vertebrae #1
Function: forms the joint connecting the skull and the spine. Allows head to nod and rotate.
Special features: has no body, just a veterbral foramen and a hole for the dens [name?] and two transverse processes. |
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Location: cervical vertebrae #2, under the atlas.
Function: articulates with the atlas. allows head to nod and rotate.
Special features: has a dens, a bony protuberance that rises superior to the bone and into the atlas, and has a very small body |
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| Biceps Brachii Muscle (long head) |
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Definition
Origin: supraglenoid tubercle [superior most tubercle on the glenoid cavity, under the acromion and behind the coracoid process]
Insertion: radial tuberosity on medial part of forearm
Function: flexes elbow and supinates forearm
Innervation: Musculocutaneous nerve [C5-C6]: |
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Origin: ischium tuberosity, linea aspera, femur.
Insertion: head of the fibula [which articulates with the posterior lateral tibial condyle]
Function: flexes knee joint, laterally rotates knee joint (when flexed), extends hip joint)
Innervation: tibial and common fibular nerve
Note: There are two parts to this muscle, a long and a short head. |
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Origin: lateral fibular malleolus [bony protuberance on outside of ankle]
Insertion: lateral calcaneus
Function: -----------------------? |
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What: bundle of spinal nerves and spinal nerve foots of L2-L5 and S1-S5 + coccygeal nerve.
Location: Exits at the 5th lumbar vertebrae
Function: innervates pelvic organs and lower limbs (including motor innervation of hips, knees, ankles, feet,and anal sphincters). |
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What: superior most 7 vertebrae of the spine.
-----Add more after the midterm----- |
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Location: anterior aspect of the body, connecting laterally to the acromion of the scapula and medially to the sternum.
Function: Serves as an attachment to the deltoid, trapezius, subclavius, pectoralis major, sternocleidomastoid and sternohyoid muscles (and several ligaments)
Note: horizontal long bone in the body. Shaped like a stretched out 'S'. |
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What: tapered, lower end of the spinal cord
Location: lumbar vertebrae 1 and 2.
Note: turns into the cauda equina. |
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| Flexor Digitorum Brevis Muscle |
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Origin: medial calcaneal tuberosity
Insertion: phalanges of toes 2-5
Function: flexes the lateral four toes
Innervation: Medial plantar nerve
Extra: Right above the plantar aponeurosis (if person is standing up)
Layman's terms: from the bottom of the heel to the phalanges of the four little toes. |
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| Flexor Digitorum Longus Muscle |
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Definition
Origin: posterior tibia, below the popliteal line.
Insertion: plantar surface at the phalanges of the four little toes.
Extra: passes below the flexor hallucis longus and the quadratus plantar. technically a muscle of the leg- the tendon goes into the foot. |
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| Flexor Hallucis Brevis Muscle |
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Definition
Origin: cuboid bone and third cuneiform
Insertion: sesmoid bones of the big toe
Function: flex the big toe
Innervation: medial plantar neve
Break it down now: midfoot to big toe |
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| Flexor Hallucis Longus Muscle |
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Origin: fibula
Insertion: phalange of the big toe
Function: flexes the big toe
Innervation: tibial nerve
Break it down now: it goes down the tender part of the inside of your foot |
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What/Where: cavity between the scapula and the head of the humerus
Deets: humerus is held it by the long head of the bicep tendon and the rotator cuff muscles. |
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Origin: ischiopubic ramus
Insertion: tibia, right above the semitendinitus
Function: adducts, medially rotates, and flexes the hip.
Innervation: obturator nerve
BIDN: that muscle on the medial most part of the thigh, right outside of the adductor magnus, longus, and brevis (in order of closest to farthest) |
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| Greater Trochanter (femur) |
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| Greater Tubercle (humerus) |
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| Iliocostalis Cervicis Muscle |
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Superior to the iliocostalis muscle.
attaches at ribs 3-6 and inserts into the posterior tubercles of the transverse processes of C4-C6. |
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| Iliotibial Band (IT Band) |
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| Inferior Angle of the Scapula |
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| Lesser Trochanter (femur) |
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| Longissimus Capitus Muscle |
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| Longissimus Cervicis Muscle |
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| Posterior Inferior iliac Spine |
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| Posterior Superior iliac Spine |
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| Posterior Tibiofibular Ligament |
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| Quadratus Lumborum Muscle |
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| Rectus Capitis Posterior Minor Muscle |
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| Rectus Capitis Posterior Major Muscle |
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| Semispinalis Capitis Muscle |
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| Serratus Posterior Superior Muscle |
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| Spinous Process of the Vertibrae |
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| Superficial Peroneal Nerve |
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| Tibialis Posterior Muscle |
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| Transverse Process of Vertibrae |
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