Muscle innervations Flashcards
C2/3 - Accesory nerve
Sternocleidomastoid
C3-5 - Phrenic nerve
Diaphragm.
C5, C6 - Axillary n / Nerve to subclavius / Subscapular n / Suprascapular n
Deltoid, teres minor
Subclavius
Subscapularis, teres major
Supraspinatus, infraspinatus
C5 - Dorsal scapular nerve
Levator scapulae, rhomboids
C5-T1 - Median nerve
Pronator teres and quadrates, flexor carpi radialis, digitorum superficialis and profundus, pollicis longus and brevis, palmaris longus, abductor pollicis brevis, opponens pollicis, lumbricals 1-3 and 1st dorsal interosseus
C5-7 - Musculocutaneous nerve
Biceps
C5-T1 - Pectoral nerve
Pectoralis major and minor
C5-T1 - Radial nerve
Triceps, anconeus, brachioradialis, all forearm, wrist, and finger extensors
C7-T1 - Ulnar nerve
Flexor carpi ulnaris, digitorum profundus, digiti minimi, pollicis brevis, palmaris brevis, abductor digiti minimi, opponens digiti minimi, interossei, and lumbricals 3 and 4
T1-12 - Thoracic nerves
External and internal intercostals, serratus posterior, external oblique abdominal muscles, internal oblique abdominal muscles, transversus abdominis, rectus abdominis.
L1-3 - Nerve to psoas major
Psoas major and minor
L2-4 - Femoral n. / Saphenous n. / Obturator
Pectineus, sartorius, iliacus, rectus femoris, vastus lateralis, medialis and intermedius
Rectus fem, vastus lat, med and inter
Adductor longus, brevis and magnus, gracilis, obturator externus, and pectineus
S1/2 - Nerve to piriformis
Piriformis
L4-S1 - Superior gluteal
Gluteus medius and minimus, and TFL
L5-S2 - Inferior gluteal
Gluteus maximus