Muscles Of The Arm & Forearm

Question 1

Biceps brachii actions

Answer 1

Supinate and flex forearm; flex arm

Question 2

Brachialis innervation

Answer 2

Musculocutaneous nerve

Question 3

Brachialis action

Answer 3

Flex forearm

Question 4

Corachobrachialis innervation

Answer 4

Musculocutaneous nerve

Question 5

Corachobrachialis action

Answer 5

Flex and adduct arm

Question 6

Triceps brachii innervation

Answer 6

Radial nerve

Question 7

Biceps brachii innervation

Answer 7

Musculocutaneous nerve

Question 8

Triceps brachii innervation

Answer 8

Radial nerve

Question 9

Triceps brachii action

Answer 9

Extends forearm; long head extends arm

Question 10

Aconeus innervation

Answer 10

Radial nerve

Question 11

Pronator teres innervation

Answer 11

Median nerve

Question 12

Aconeus action

Answer 12

Extends forearm; abducts ulna during pronation

Question 13

Pronator teres action

Answer 13

Pronate and flex forearm

Question 14

Flexor carpi radialis innervation

Answer 14

Median nerve

Question 15

Flexor carpi radialis action

Answer 15

Flex and abduct hand

Question 16

Palmaris Longus innervation

Answer 16

Median nerve

Question 17

Palmaris Longus action

Answer 17

Flex hand; tense palmar aponeurosis

Question 18

Flexor Carpi ulnaris innervation

Answer 18

Ulnar nerve

Question 19

Flexor carpi ulnaris action

Answer 19

Flex and adduct hand

Question 20

Flexor digitorum superficialis innervation

Answer 20

Median nerve

Question 21

Flexor digitorum superficialis action

Answer 21

Flexes proximal interphalangeal joint and assist in flexion of metacarpopholangeal joints

Question 22

Flexor digitorum profundus action

Answer 22

Flex distal interphalangeal joint and assist in wrist flexion

Question 23

Flexor digitorum profundus innervation

Answer 23

Median nerve (digits 2 and 3) and ulnar nerve (digits 4 and 5)

Question 24

Flexor policis Longus innervation

Answer 24

Anterior interosseus nerve

Question 25

Flexor policis Longus action

Answer 25

Flex phalanges of thumb

Question 26

Pronator quadratus innervation

Answer 26

Anterior interosseus nerve

Question 27

Pronation quadratus action

Answer 27

Pronates forearm

Question 28

Brachioradialis innervation

Answer 28

Radial nerve

Question 29

Brachioradialis action

Answer 29

Flex forearm (especially in thumbs up position

Question 30

Extensor carpi radialis Longus innervation

Answer 30

Radial nerve

Question 31

Extensor carpi radialis Longus action

Answer 31

Extend and abduct hand

Question 32

Extensor carpi radialis brevis innervation

Answer 32

Deep branch of radial nerve

Question 33

Extensor carpi radialis brevis action

Answer 33

Extend and abduct hand

Question 34

Extensor digitorum innervation

Answer 34

Posterior interosseus nerve

Question 35

Extensor digitorum action

Answer 35

Extends digits 2-5

Question 36

Extensor digiti minimi innervation

Answer 36

Posterior interosseus nerve

Question 37

Extensor digiti minimi action

Answer 37

Extends 5th digit

Question 38

Extensor carpi ulnaris innervation

Answer 38

Posterior interosseus nerve

Question 39

Extensor carpi ulnaris action

Answer 39

Extend and adduct hand

Question 40

Supinator innervation

Answer 40

Deep branch of radial nerve

Question 41

Supinator action

Answer 41

Supinate the forearm

Question 42

Abductor pollicis longus innervation

Answer 42

Posterior interosseus nerve

Question 43

Abductor pollicis Longus action

Answer 43

Abduct and extend the thumb

Question 44

Extensor pollicis Longus innervation

Answer 44

Posterior interosseus nerve

Question 45

Extensor pollicis Longus action

Answer 45

Extend the thumb

Question 46

Extensor pollicis brevis innervation

Answer 46

Posterior interosseus nerve

Question 47

Extensor pollicis brevis action

Answer 47

Extend the thumb

Question 48

Extensor indicis innervation

Answer 48

Posterior interosseus nerve

Question 49

Extensor indicis action

Answer 49

Extend the 2nd digit