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Muscle Innervations - full body
N/A
80
Anatomy
Graduate
12/05/2011

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Term
erector spinae group: longissimus, iliocostalis, spinalis
Definition
dorsal rami of segment
Term
transversospinalis group: semispinalis, multifidus, rotatores
Definition
dorsal rami of segment
Term
splenius cervicis and capitis
Definition
cervicis: dorsal rami of C4-T1
capitis: dorsal rami of C3-C5
Term
levator costarum
Definition
dorsal rami of T1-T12
Term
quadratus lumborum
Definition
ventral rami of T12-L4
Term
psoas major
Definition
lumbar plexus, branches of primary ventral rami of L1-L4.
Term
rectus abdominis and external oblique
Definition
ventral rami T5-T12
Term
internal abdominal oblique and transverse abdominis
Definition
ventral rami of T7-T12
Term
suboccipital triangle (posteriormost, inferior to the nuchal line)
Definition
suboccipital n. (C1)
Term
tensor fascia latae, gluteus medius, gluteus minimus
Definition
superior gluteal n. (L4-S1)
Term
gluteus maximus
Definition
inferior gluteal nerve (L5-S2)
Term
piriformis
Definition
nv to piriformis (dorsal division of ventral rami of S1 & S2)
Term
obturator internus
Definition
nv. to obturator internus (ventral divisions of L5-S1)
Term
obturator externus
Definition
obturator nerve (L3-L4)
Term
gemellus: superior and inferior
Definition
superior: nv. to obturator internus (L5, S1)
inferior: nv to quadratus femoris (L5-S1)
Term
quadratus femoris
Definition
nv to quadratus femoris (L5-S1)
Term
suboccipital triangle (posteriormost, inferior to the nuchal line)
Definition
suboccipital n. (C1)
Term
the quadriceps (rectus femoris, vastus lateralis, vastus medialis, vastus intermedius)
Definition
femoral nv (L2-L4)
Term
pectineus
Definition
femoral nv (L2-L4)
Term
adductors (longus, brevis, magnus)
Definition

obturator nv (L2-L4)

**hamstring portion of magnus (tibial portion of sciatic nerve L4-S1)

Term
gracilis
Definition
obturator nerve (L2-L4)
Term
hamstrings (biceps femoris, semitendinosus, semimembranosus)
Definition
tibial division of sciatic (L5-S2)
Term
anterior compartment of the leg: tibialis anterior, extensor digitorum and hallucis longus, peroneus tertius.
Definition
deep peroneal nv (L5, S1) **tib anterior: deep peroneal, but L4& L5!
Term
lateral compartment of the leg: peroneus longus and brevis
Definition
superficial peroneal nv (L5-S2)
Term
superficial posterior compartment of the leg: gastronemius, soleus, plantaris
Definition
tibial nerve (S1, S2)
Term
popliteus
Definition
tibial nerve (L4-S1)
Term
flexor hallicus longus, flexor digitorum longus
Definition
tibial nerve (S2, S3)
Term
tibialis posterior
Definition
tibial nerve (L4, L5)
Term
dorsum of the foot: extensor digitorum brevis, extensor hallicus brevis
Definition
deep peroneal nv (L5, S1)
Term
aBductor hallucis, flexor digitorum brevis, flexor hallucis brevis
Definition
medial plantar nv (S1, S2)
Term
aBductor digiti minimi, quadratus plantae, lateral 3 lumbricals
Definition
Lateral plantar nv (S2, S3)
Term
medial 3 lumbricals
Definition
medial plantar nv (S2, S3)
Term
adductor hallicus, plantar interossei (3) and dorsal interossei (4)
Definition
deep branch of lateral plantar nv (S2, S3)
Term
flexor digiti minimi brevis
Definition
superficial branch of lateral plantar nv (S2, S3)
Term
Pectoralis Major (Clavicular and sternocostal heads)
Definition
clavicular head: lateral pectoral nv (C5, C6)
sternocostal head: medial pectoral nerve (C7-T1)
Term
pectoralis minor
Definition
medial pectoral nerve (C8, T1)
Term
subclavius
Definition
nv to subclavius (C5, C6)
Term
serratus anterior
Definition
long thoracic nerve (C5-C7)
Term
trapezius
Definition
spinal accessory nv (CNXI) and ventral rami of C3 & C4
Term
latissimus dorsi
Definition
thoracodorsal nv (C6-C8)
Term
levator scapulae
Definition
dorsal scapular nv (C5)
cervical nerves (C3, C4)
Term
rhomboids: major and minor
Definition
dorsal scapular n. (C4, C5)
Term
deltoid, teres minor
Definition
axillary nv (C5, C6)
Term
supraspinatus
Definition
suprascapular n (C4-C6)
Term
infraspinatus
Definition
suprascapular nv (C5, C6)
Term
Teres major, subscapularis
Definition
lower subscapular nv (C5-C7)
**subscap is also innervated by the upper subscapular nv, but segment is the same (C5-C7)
Term
biceps brachii
Definition
musculocutaneous nv (C5-C7)
Term
brachialis, coracobrachialis
Definition
musculocutaneous nv (C5, C6)
Term
triceps brachii
Definition
radial nv (C6-C8)
Term
anconeus
Definition
radial nv (C7-T1)
Term
supinator
Definition
deep branch of radial nv (C7, C8)
Term
brachioradialis
Definition
radial nv (C5-C7)
Term
pronator teres, flexor carpi radialis
Definition
median nv (C6,C7)
Term
palmaris longus
Definition
median nv (C7, C8)
Term
flexor carpi ulnaris
Definition
ulnar nv (C7, C8)
Term
flexor digitorum superficialis
Definition
median nv (C7-T1)
Term
flexor digitorum profundus
Definition
medial part: ulnar nv (C8, T1)
lateral part: median nv (C8, T1)
Term
flexor pollicis longus, pronator quadratus
Definition
anterior interosseus nerve (from median nv: C8,T1)
Term
extensor carpi radialis longus
Definition
radial nv (C6, C7)
Term
extensor carpi radialis brevis, supinator
Definition
deep branch of radial nv (C7, C8)
Term
extensor digitorum, extensor digiti minimi, extensor carpi ulnaris, aBductor pollicis longus, extensor indices, extensor pollicis longus and brevis
Definition
posterior interroseous nv (from radial nv: C7,C8)
Term
aBductor pollicis brevis, opponens pollicis,flexor pollicis longus (superficial head)
Definition
recurrent branch of the median nv (C8, T1)
Term
aDductor pollicis, flexor pollicis brevis: deep head. mm of the hypothenar eminence (aBductor digiti minimi, flexor digiti minimi brevis, opponens digiti minimi), lumbricals 3&4, all hand interossei
Definition
deep branch of ulnar nv (C8, T1)
Term
sternocleidomastoid
Definition
spinal accessory n (CN XI), cervical nerves of C2, C3
Term
platysma, stylohyoid, posterior belly of the digastric
Definition
cervical branch of facial nv (CN VII)
Term
scalenus posterior (posterior scalene)
Definition
ventral rami of C7,C8
Term
scalenus medius (middle scalene)
Definition
ventral rami of C3-C8
Term
scalenus anterior (anterior scalene)
Definition
ventral rami of cervical spinal nn (C4-C6)
Term
mylohyoid, anterior belly of the digastric
Definition
nv to mylohyoid (from inferior alveolar nv CN V3)
Term
geniohyoid, thyrohyoid
Definition
hypoglossal nv (CNXII), and so also C1.
Term
sternohyoid, omohyoid
Definition
ansa cervicalis (C1-C3)
Term
sternothyroid
Definition
ansa cervicalis (C2,C3)
Term
longus colli (longus cervicis)
Definition
ventral rami of C2-C6
Term
longus capitis, rectus capitis anterior, rectus capitis lateralis
Definition
ventral rami of C1 and C2
Term
motor innervation for all muscles of facial expression
Definition
facial nerve (CN VII) branches: posterior auricular (turns posteriorly to innervate suboccipital triangle), temporal, zygomatic, buccal, mandibular, cervical
Term
sensory innervation for all facial muscles
Definition
trigeminal nerve (CN V)
3 divisions: V1=opthalmic, V2=maxillary, V3=mandibular (lingual nv = branch of V3!)
Term
temporalis
Definition
deep temporal branches of mandibular nv (from CN V3)
Term
masseter
Definition
masseteric nv (branch of mandibular nv, from CN V3)
Term
lateral pterygoid
Definition
lateral pterygoid nv (branch of mandibular nv, from CN V3)
Term
medial pterygoid
Definition
medial pterygoid nv (branch of mandibular nv, from CN V3)
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