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Anatomy > Forearm Muscles > Flashcards

Forearm Muscles Flashcards

1
Q

Origin of Pronator Teres

A

Medial Epicondyle

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2
Q

Insertion of Pronator Teres

A

Lateral radius

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3
Q

Nerve for Pronator Teres

A

Median Nerve

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4
Q

Action for Pronator Teres

A

Pronates forearm; weakly flexes elbow

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5
Q

Origin for Flexor carpi radialis

A

Medial epicondyle

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6
Q

Insertion for Flexor carpi radialis

A

Bases of MC2 and MC3

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7
Q

Nerve for flexor carpi radialis

A

Median nerve

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8
Q

Action for flexor carpi radialis

A

Flexes wrist, abducts wrist (radial deviation)

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9
Q

Origin for palmaris longus

A

Medial epicondyle

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10
Q

Insertion for palmaris longus

A

Palmar aponeurosis

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11
Q

Nerve for palmaris longus

A

Median nerve

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12
Q

Action for palmaris longus

A

Tightens palmar aponeurosis

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13
Q

Origin of flexor carpi ulnaris

A

Medial epicondyle

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14
Q

Insertion for flexor carpi ulnaris

A

Pisiform, hook of hamate, MC5

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15
Q

Nerve for flexor carpi ulnaris

A

Ulnar nerve

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16
Q

Action for flexor carpi ulnaris

A

Flexes wrist, adducts wrist (ulnar deviation)

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17
Q

Origin of flexor digitorum superficialis

A

Medial epicondyle

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18
Q

Insertion for flexor digitorum superficialis

A

Middle phalanges digits 2-5

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19
Q

Nerve for flexor digitorum superficialis

A

Median nerve

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20
Q

Action of flexor digitorum superficialis

A

Flexes middle phalanges of digits 2-5, weakly flexes proximal phalanges, forearm, wrist

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21
Q

Origin of flexor digitorum profundus

A

Proximal 3/4 of anterior ulna, interosseous membrane

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22
Q

Insertion for flexor digitorum profundus

A

Distal phalanges of digits 2-5

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23
Q

Nerve for flexor digitorum profundus

A

Anterior interosseous nerve and ulnar nerve

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24
Q

Action for flexor digitorum profundus

A

Flexes distal phalanges of digits 2-5

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25
Q

Origin for flexor pollicis longus

A

Anterior radius and interosseous membrane

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26
Q

Insertion for flexor pollicis longus

A

Distal phalanx of thumb

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27
Q

Nerve for flexor pollicis longus

A

Anterior interosseous nerve

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28
Q

Action for flexor pollicis longus

A

Flexes thumb

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29
Q

Origin for Pronator quadratus

A

Distal anterior ulna

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30
Q

Insertion for Pronator quadratus

A

Distal anterior radius

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31
Q

Nerve for Pronator quadratus

A

Anterior interosseous nerve

32
Q

Action for Pronator quadratus

A

Pronates forearm

33
Q

Origin of brachioradialis

A

Distal lateral humerus

34
Q

Insertion for brachioradialis

A

Styloid process of radius

35
Q

Nerve for brachioradialis

A

Radial nerve

36
Q

Action for brachioradialis

A

Flexes elbow

37
Q

Origin of extensor carpi radialis longus

A

Lateral surpacondylar ridge of humerus

38
Q

Insertion of extensor carpi radialis longus

A

Base of MC2

39
Q

Nerve for extensor carpi radialis longus

A

Radial nerve

40
Q

Action for extensor carpi radialis longus

A

Extends wrist, abducts wrist (radial deviation)

41
Q

Origin for extensor carpi radialis brevis

A

Lateral epicondyle

42
Q

Insertion of extensor carpi radialis brevis

A

Base of MC3

43
Q

Nerve for extensor carpi radialis brevis

A

Deep branch of radial nerve

44
Q

Action of extensor carpi radialis brevis

A

Extends wrist, abducts wrist (radial deviation)

45
Q

Origin for extensor digitorum

A

Lateral epicondyle

46
Q

Insertion for extensor digitorum

A

Extensor expansions digits 2-5

47
Q

Nerve for extensor digitorum

A

Posterior interosseous nerve

48
Q

Action for extensor digitorum

A

Extends digits 2-5 at metacarpophalangeal joints

49
Q

Origin of extensor digiti minimi

A

Lateral epicondyle

50
Q

Insertion for extensor digiti minimi

A

Extensor expansion digit 5

51
Q

Nerve for extensor digiti minimi

A

Posterior interosseous nerve

52
Q

Action for extensor digiti minimi

A

Extends 5th digit at metacarpophalangeal and interphalangeal joints

53
Q

Origin for extensor carpi ulnaris

A

Lateral epicondyle

54
Q

Insertion for extensor carpi ulnaris

A

Base of MC5

55
Q

Nerve for extensor carpi ulnaris

A

Posterior interosseous nerve

56
Q

Action for extensor carpi ulnaris

A

Extends wrist, adducts wrist (ulnar deviation)

57
Q

Origin for supinator

A

Lateral epicondyle

58
Q

Insertion for supinator

A

Proximal 1/3 of radius

59
Q

Nerve for supinator

A

Posterior interosseous nerve

60
Q

Action for supinator

A

Supinates forearm

61
Q

Origin for abductor pollicis longus

A

Posterior surfaces of radius and ulna, interosseous membrane

62
Q

Insertion for abductor pollicis longus

A

Base of MC1

63
Q

Nerve for abductor pollicis longus

A

Posterior interosseous nerve

64
Q

Action for abductor pollicis longus

A

Abducts thumb

65
Q

Origin of extensor pollicis brevis

A

Posterior surface of radius and interosseous membrane

66
Q

Insertion for extensor pollicis brevis

A

Proximal phalanx of thumb

67
Q

Nerve for extensor pollicis brevis

A

Posterior interosseous nerve

68
Q

Action for extensor pollicis brevis

A

Extends proximal phalanx of thumb

69
Q

Origin of extensor pollicis longus

A

Posterior surface of ulna and interosseous membrane

70
Q

Insertion of extensor pollicis longus

A

Distal phalanx of thumb

71
Q

Nerve for extensor pollicis longus

A

Posterior interosseous nerve

72
Q

Action for extensor pollicis longus

A

Extends distal phalanx of thumb

73
Q

Origin of extensor indicis

A

Posterior surface of ulna and interosseous membrane

74
Q

Insertion for extensor indicis

A

Extensor expansion digit 2

75
Q

Nerve for extensor indicis

A

Posterior interosseous nerve

76
Q

Action for extensor indicis

A

Extends digit 2

Anatomy (8 decks)

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