Muscle Innervation Upper Limb

What muscles are innervated by the lateral pectoral nerve?

pectoralis major and minor

Which shoulder muscles do medial rotation?

pectoralis major, latissimus dorsi, teres major, and subscapularis

What muscles are innervated by the medial pectoral nerve?

pectoralis major and minor

What muscles are innervated by the long thoracic nerve?

serratus anterior

What muscles are innervated by the thoracodorsal nerve?

latissimus dorsi

What muscles are innervated by the upper subscapular nerve?

subscapularis

What muscles are innervated by the lower subscapular nerve?

subscapularis and teres major

What muscles are innervated by the dorsal scapular nerve?

levator scapulae and rhomboid muscles

What muscles are innervated by the axillary nerve?

deltoid and teres minor

What muscles are innervated by the suprascapular nerve?

supraspinatus and infraspinatus

Which muscles do shoulder flexion?

clavicular head of pectoralis major, clavicular deltoid, coracobrachialis, long head of biceps brachii

Which muscles do shoulder abduction?

serratus anterior, deltoids, and supraspinatus

Which muscles do shoulder adduction?

pectoralis major, trapezius, rhomboids, subscapularis, coracobrachialis, and long head of biceps brachii

Which muscles do shoulder extension?

sternal head of pectoralis major, latissimus dorsi, spinal deltoid, teres major, and teres minor

What muscles does the median nerve innervate?

All flexors except flexor carpi ulnaris

What muscles does the ulnar nerve innervate?

Flexor carpi ulnaris, adductor pollicis, abductor digiti minimi, flexor digiti minimi, opponens digiti minimi, dorsal and palmar interossei

What muscles does the radial nerve innervate?

all forearm extensors

B attachments flexor carpi radialis?

2nd metacarpal

B attachment of flexor carpi ulnaris?

Pisiform

B attachment of flexor digitorum superficialis?

Middle phalanges digits 2-5

B attachment of flexor digitorum profundus?

Distal phalanges digits 2-5

B attachment of flexor pollicis longus

Distal phalanx of digit one