Upper Limb - Innervation

Question 1

What nerve innervates the trapezius muscle?

Answer 1

Accessory nerve.

Question 2

What nerve innervates the latissimus dorsi muscle?

Answer 2

Thoracodorsal nerve (C6-C8).

Question 3

What nerve innervates the levator scapulae?

Answer 3

Dorsal scapular nerve (C5)

Question 4

What nerve innervates the rhomboid major and minor?

Answer 4

Dorsal Scapular nerve (C4-C5).

Question 5

What nerve innervates the supraspinatus muscle?

Answer 5

Suprascapular nerve (C5-C6).

Question 6

What nerve innervates the infraspinatus muscle?

Answer 6

Subscapular nerve (C5-C6).

Question 7

What nerve innervates the Teres Minor muscle?

Answer 7

Axillary nerve (C5-C6).

Question 8

Which nerve innervates the Teres Major muscle?

Answer 8

Lower scapular nerve (C5-C6).

Question 9

Which nerve innervates the subscapularis muscle?

Answer 9

Upper and lower subscapular nerves (C5-C6).

Question 10

Which nerve innervates the Pectoralis Major muscle?

Answer 10

Lateral (C5-C7) and medial pectoral nerves (C8-T1).

Question 11

Which nerve innervates the Pectoralis minor muscle?

Answer 11

Medial pectoral nerve (C8-T1).

Question 12

Which nerve innervates the Serratus anterior muscle?

Answer 12

Long thoracic nerve (C5-C7).

Question 13

Which nerve innervates the subclavius muscle?

Answer 13

Nerve to subclavius (C5-C6).

Question 14

What nerve innervates the deltoid muscle?

Answer 14

Axillary nerve (C5-C6).

Question 15

What nerve innervates the biceps brachii?

Answer 15

Musculocutaneous nerve (C5-C6).

Question 16

What nerve innervates the brachialis muscle?

Answer 16

Musculocutaneous nerve (C5-C6).

Question 17

What nerve innervates the Coracobrachialis muscle?

Answer 17

Musculocutaneous nerve (C5-C7).

Question 18

What nerve innervates the triceps brachii?

Answer 18

Radial nerve (C6-C8).

Question 19

Which nerve innervates the Anconeus muscle?

Answer 19

Radial nerve (C5-C7).

Question 20

Which nerve innervates the Pronator Teres?

Answer 20

Median nerve (C6-C7).

Question 21

Which nerve innervates the flexor carpi Radialis?

Answer 21

Median nerve (C6-C7).

Question 22

Which nerve innervates the palmaris Longus?

Answer 22

Median nerve (C7-C8).

Question 23

Which nerve innervates the flexor carpi Ulnaris?

Answer 23

Ulnar nerve (C7-T1).

Question 24

Which nerve innervates the flexor Digitorum Superficialis?

Answer 24

Median nerve (C8-T1).

Question 25

Which nerve innervates the medial part of the flexor digitorum profundus?

Answer 25

Ulnar nerve (C8-T1).

Question 26

Which nerve innervates the lateral part of the flexor digitorum profindus?

Answer 26

Median nerve (C8-T1).

Question 27

Which nerve innervates the flexor Pollicis longus?

Answer 27

Median nerve (anterior interosseus) (C7-C8).

Question 28

Which nerve innervates the Pronator quadratus?

Answer 28

Median nerve (anterior interosseous) (C8-T1).

Question 29

Which nerve innervates the brachioradialis?

Answer 29

Radial nerve (C5-C6).

Question 30

Which nerve innervates the extensor carpi Radialis longus?

Answer 30

Radial nerve (C6-C7).

Question 31

Which nerve innervates the extensor carpi Radialis Brevis?

Answer 31

Deep branch of the radial nerve (C7-C8).

Question 32

Which nerve innervates the extensor digitorum?

Answer 32

Radial nerve (posterior interosseous) (C7-C8).

Question 33

Which nerve innervates the extensor Digiti minimi?

Answer 33

Radial nerve (posterior interosseous) (C7-C8).

Question 34

Which nerve innervates the Extensor carpi Ulnaris?

Answer 34

Radial nerve (posterior interosseous) (C7-C8).

Question 35

Which nerve innervates the supinator?

Answer 35

Deep branch of the radial nerve (C7-C8).

Question 36

Which nerve innervates the abductor Pollicis longus?

Answer 36

Radial nerve (posterior interosseous) (C7-C8).

Question 37

Which nerve innervates the extensor Pollicis Brevis?

Answer 37

Radial nerve (posterior interosseous) (C7-C8).

Question 38

Which nerve innervates the extensor Pollicis longus?

Answer 38

Radial nerve (posterior interosseous) (C7-C8).

Question 39

Which nerve innervates the extensor indicis?

Answer 39

Radial nerve (posterior interosseous) (C7-C8).

Question 40

Which nerve innervates the abductor Pollicis Brevis?

Answer 40

Recurrent branch of the medial nerve (C8-T1).

Question 41

Which nerve innervates the flexor Pollicis Brevis?

Answer 41

Recurrent branch of the median nerve (C8-T1).

Question 42

Which nerve innervates the opponens Pollicis?

Answer 42

Recurrent branch of the median nerve (C8-T1).

Question 43

Which nerve innervates the adductor Pollicis?

Answer 43

Deep branch of the ulnar nerve (C8-T1).

Question 44

Which nerve innervates the abductor Digiti minini?

Answer 44

Deep branch of the ulnar nerve (C8-T1).

Question 45

Which nerve innervates the flexor Digiti Minimi Brevis?

Answer 45

Deep branch of the ulnar nerve (C8-T1).

Question 46

Which muscle innervates the opponens Digiti Minimi?

Answer 46

Deep branch of the ulnar nerve (C8-T1).

Question 47

Which nerve innervates the 1st and 2nd lumbricals?

Answer 47

Median nerve (C8-T1).

Question 48

Which nerve innervates the 3rd and 4th lumbricals?

Answer 48

Deep branch of the ulnar nerve (C8-T1).

Question 49

Which nerve innervates the dorsal interossei?

Answer 49

Deep branch of the ulnar nerve (C8-T1).

Question 50

Which nerve innervates the palmar interossei?

Answer 50

Deep branch of the ulnar nerve (C8-T1).