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MSK AM > Forearm muscles > Flashcards

Forearm muscles Flashcards

1
Q

What are the actions of the flexor capri ulnaris?

A

Flexion of wrist

Adduction of wrist

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2
Q

What s the blood supply;y of the flexor capri ulnaris?

A

Ulnar artery

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3
Q

What is the innervation of the flexor capri ulnaris?

A

Ulnar nerve

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4
Q

What are the attachments of the flexor capri ulnaris?

A

Medial epicondyle and olecranon of ulna

Pisiform bone

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5
Q

What is the action of the palmaris longus?

A

Flexion of wrist

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6
Q

What is the blood supply of the palmaris longus?

A

Ulnar artery

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7
Q

What is the innervation of the palmaris longus?

A

Median nerve

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8
Q

What are the attachments of the palmaris longus?

A

Medial epicondyle

Palmar aponeurosis and flexor retinaculum

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9
Q

What are the actions of the flexor capri radialis?

A

Flexion of wrist

Abduction of wrist

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10
Q

What is the blood supply of the flexor capri radialis?

A

Radial artery

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11
Q

What is the innervation of the flexor capri radialis?

A

Median nerve

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12
Q

What are the attachments of the flexor capri radialis?

A

Medial epicondyle

2nd and 3rd metacarpals

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13
Q

What is the action of the pronator teres?

A

Pronation

Flexion at elbow

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14
Q

What is the blood supply of the pronator teres?

A

Ulnar and radial arteries

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15
Q

What s the innervation of the pronator teres?

A

Median nerve

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16
Q

What are the attachments of the pronator teres?

A

Medial epicondyle

Lateral radius

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17
Q

What is the action of the flexor digitorum superficialis?

A

Flexion of fingers at PIP

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18
Q

What is the blood supply of the flexor digitorum superficialis?

A

Ulnar artery

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19
Q

What is the innervation of the flexor digitorum superficialis?

A

Median nerve

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20
Q

What are the attachments of the flexor digitorum superficialis?

A

Medial epicondyle

Anterior margins of middle phalanges

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21
Q

What is the action of the flexor pollicis longus?

A

Flexion of thumb

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22
Q

What is the blood supply of the flexor pollicis longus?

A

Interosseus artery

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23
Q

What is the innervation of the flexor pollicis longus?

A

median nerve

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24
Q

What are the attachments of the flexor pollicis longus?

A

Anterior radius

Distal phalanx of thumb

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25
Q

What is the action of the flexor digitorum profundus?

A

Flex hand

Flex IP joints

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26
Q

What is the blood supply of the flexor digitorum profundus?

A

Interosseus artery

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27
Q

What is the innervation of the flexor digitorum profundus?

A

Median nerve

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28
Q

What are the attachments of the flexor digitorum profundus?

A

Anterior and medial ulna

Distal phalanges of fingers

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29
Q

What is the action of the pronator quadrates?

30
Q

What is the blood supply of the pronator quadrates?

A

Interosseus artery

31
Q

What is the innervation of the pronator quadrates?

A

Median nerve

32
Q

What are the attachments of the pronator quadrates?

A

Anterior medial ulna

Lateral anterior radius

33
Q

What is the action of the brachioradialis?

A

Flex elbow

34
Q

What is the blood supply of the brachioradialis?

A

Radial recurrent artery

35
Q

What is the innervation of the brachioradialis?

A

Radial nerve

36
Q

What are the attachments of the brachioradialis?

A

Lateral supracondylar ridge of humerus

Styloid process pf radius

37
Q

What are the actions of the extensor capri radialis longus?

A

Extends wrist

Abducts hand

38
Q

What is the blood supply of the extensor capri radialis longus?

A

Radial and radial recurrent arteries

39
Q

What is the innervation of the extensor capri radialis longus?

A

Radial nerve

40
Q

What are the attachments of the extensor capri radialis longus?

A

Lateral supracondylar ridge of humerus

Base of metacarpal 2

41
Q

What are the actions of the extensor capri radialis brevis?

A

Extend wrist

Abducts hand

42
Q

What is the blood supply of the extensor capri radialis brevis?

A

Radial and radial recurrent arteries?

43
Q

What is the innervation of the extensor capri radialis brevis?

A

Deep branch of radial nerve

44
Q

What are the attachments of the extensor capri radialis brevis?

A

Lateral epicondyle

Base of metacarpal 3

45
Q

What are the actions of the extensor digitorum?

A

Extends fingers

Assists in wrist extension

46
Q

What is the blood supply of the extensor digitorum?

A

Interosseus artery

47
Q

What is the innervation of the extensor digitorum?

A

Branch of radial- posterior interosseous nerve

48
Q

What are the attachments of the extensor digitorum?

A

Lateral epicondyle

Phalanges of fingers

49
Q

What are the actions of the extensor digiti minimi?

A

Extends little finger

50
Q

What is the blood supply of the extensor digiti minimi?

A

Interosseus artery

51
Q

What is the innervation of the extensor digiti minimi?

A

Branch of radial- posterior interosseous nerve

52
Q

What are the attachments of the extensor digiti minimi?

A

Lateral epicondyle

Base of proximal phalanx of 5th finger

53
Q

What are the actions of the extensor capri ulnaris?

A

Extends wrist

Adducts hand

54
Q

What is the blood supply of the extensor capri ulnaris?

A

Interosseus artery

55
Q

What is the innervation of the extensor capri ulnaris?

A

Branch of radial- posterior interosseous nerve

56
Q

What are the attachments of the extensor capri ulnaris?

A

Lateral epicondyle and posterior border of ulna

Base of metacarpal 5

57
Q

What are the actions of the abductor pollicis brevis?

A

Abduct thumb

Extend thumb

58
Q

What is the blood supply of the abductor pollicis brevis?

A

Interosseus artery

59
Q

What is the innervation of the abductor pollicis brevis?

A

Branch of radial- posterior interosseous nerve

60
Q

What is the action of the extensor pollicis brevis?

A

Extends thumb

61
Q

What is the blood supply of the extensor pollicis brevis?

A

Interosseus artery

62
Q

What is the innervation of the extensor pollicis brevis?

A

Branch of radial- posterior interosseous nerve

63
Q

What are the attachments of the extensor pollicis brevis?

A

Radial and interosseous membrane

Proximal phalanx of thumb

64
Q

What is the action of the extensor pollicis longus?

A

Extends thumb

65
Q

What is the blood supply of the extensor pollicis longus?

A

Interosseus artery

66
Q

What is the innervation of the extensor pollicis longus?

A

Branch of radial- posterior interosseous nerve

67
Q

What are the attachments of the extensor pollicis longus?

A

Middle 1/3 of ulna and interosseous membrane

Distal phalanx of thumb

68
Q

What is the action of the extensor indicis?

A

Extend index finger

69
Q

What is the blood supply of the extensor indicis?

A

Interosseus artery

70
Q

What is the innervation of the extensor indicis?

A

Branch of radial- posterior interosseous nerve

71
Q

What are the attachments of the extensor indicis?

A

Ulna and interosseous membrane

Proximal phalanx of index finger

MSK AM (37 decks)

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