Upper Body- Innervation

Question 1

What nerve(s) innervate: abductor pollicis brevis

Answer 1

median nerve

Question 2

What nerve(s) innvervate: extensor pollicis longus

Answer 2

deep radial nerve

Question 3

What nerve(s) innervate: extensor carpi ulnaris

Answer 3

deep radial nerve

Question 4

What nerve(s) innvervate: supraspinatus

Answer 4

suprascapular nerve (C5,6) from the superior trunk of the brachial plexus

Question 5

What nerve(s) innervate: abductor digiti minimi (hand)

Answer 5

deep branch of the ulnar nerve

Question 6

What nerve(s) innvervate: latissimus dorsi

Answer 6

thoracodorsal nerve (C7,8) from the posterior cord of the brachial plexus

Question 7

What nerve(s) innvervate: pectoralis major

Answer 7

medial and lateral pectoral nerves (C5-T1)

Question 8

What nerve(s) innvervate: flexor digitorum profundus

Answer 8

median nerve (radial one-half); ulnar nerve (ulnar one-half)

Question 9

What nerve(s) innvervate: infraspinatus

Answer 9

suprascapular nerve

Question 10

What nerve(s) innvervate: palmaris brevis

Answer 10

superficial br. of the ulnar n.

Question 11

What nerve(s) innvervate: flexor digitorum superficialis

Answer 11

median nerve

Question 12

What nerve(s) innervate: extensor digiti minimi

Answer 12

deep radial nerve

Question 13

What nerve(s) innvervate: serratus anterior

Answer 13

long thoracic nerve (from ventral rami C5-C7)

Question 14

What nerve(s) innvervate: flexor carpi ulnaris

Answer 14

ulna nerve

Question 15

What nerve(s) innvervate: rhomboideus minor

Answer 15

dorsal scapular nerve (C5)

Question 16

What nerve(s) innvervate: serratus posterior inferior

Answer 16

branches of the ventral primary rami of spinal nerves T9-T12

Question 17

What nerve(s) innervate: extensor digitorum

Answer 17

deep radial nerve

Question 18

What nerve(s) innervate: anconeus

Answer 18

nerve to anconeus, from the radial nerve

Question 19

What nerve(s) innervate: deltoid

Answer 19

axillary nerve (C5,6) from the posterior cord of the brachial plexus

Question 20

What nerve(s) innervate: extensor carpi radialis longus

Answer 20

deep radial nerve

Question 21

What nerve(s) innvervate: triceps brachii

Answer 21

radial nerve

Question 22

What nerve(s) innvervate: serratus posterior superior

Answer 22

branches of the ventral primary rami of spinal nerves T1-T4

Question 23

What nerve(s) innervate: brachioradialis

Answer 23

radial nerve

Question 24

What nerve(s) innvervate: teres major

Answer 24

lower subscapular nerve (C5,6) from the posterior cord of the brachial plexus

Question 25

What nerve(s) innvervate: opponens pollicis

Answer 25

recurrent branch of median nerve

Question 26

What nerve(s) innvervate: flexor pollicis brevis

Answer 26

recurrent branch of the median nerve

Question 27

What nerve(s) innvervate: flexor pollicis longus

Answer 27

median nerve

Question 28

What nerve(s) innervate: brachialis

Answer 28

musculocutaneous nerve (C5,6)

Question 29

What nerve(s) innvervate: flexor digiti minimi brevis (hand)

Answer 29

deep branch, ulnar nerve

Question 30

What nerve(s) innvervate: pectoralis minor

Answer 30

medial pectoral nerve (C8, T1)

Question 31

What nerve(s) innvervate: pronator teres

Answer 31

median nerve

Question 32

What nerve(s) innvervate: subscapularis

Answer 32

upper and lower subscapular nerves (C5,6)

Question 33

What nerve(s) innvervate: opponens digiti minimi

Answer 33

ulnar nerve, deep branch

Question 34

What nerve(s) innvervate: trapezius

Answer 34

motor: spinal accessory (XI), proprioception: C3-C4

Question 35

What nerve(s) innvervate: palmaris longus

Answer 35

median nerve

Question 36

What nerve(s) innvervate: levator scapulae

Answer 36

dorsal scapular nerve (C5); the upper part of the muscle receives branches of C3 & C4

Question 37

What nerve(s) innvervate: extensor indicis

Answer 37

deep radial nerve

Question 38

What nerve(s) innervate: abductor pollicis longus

Answer 38

radial nerve, deep branch

Question 39

What nerve(s) innvervate: extensor pollicis brevis

Answer 39

deep radial nerve

Question 40

What nerve(s) innervate: adductor pollicis

Answer 40

ulnar nerve, deep branch

Question 41

What nerve(s) innervate: coracobrachialis

Answer 41

musculocutaneous nerve (C5,6)

Question 42

What nerve(s) innvervate: subclavius

Answer 42

nerve to subclavius (C5)

Question 43

What nerve(s) innvervate: rhomboideus major

Answer 43

dorsal scapular nerve (C5)

Question 44

What nerve(s) innvervate: flexor carpi radialis

Answer 44

median nerve

Question 45

What nerve(s) innvervate: supinator

Answer 45

deep radial nerve

Question 46

What nerve(s) innervate: extensor carpi radialis brevis

Answer 46

radial nerve

Question 47

What nerve(s) innvervate: pronator quadratus

Answer 47

median nerve via the anterior interosseous nerve

Question 48

What nerve(s) innervate: biceps brachii

Answer 48

musculocutaneous nerve (C5,6)

Question 49

What nerve(s) innvervate: teres minor

Answer 49

axillary nerve (C5,6) from the posterior cord of the brachial plexus