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Anatomy > Elbow/Forearm/Wrist > Flashcards

Elbow/Forearm/Wrist Flashcards

1
Q

Biceps Brachii Origin

A

long head: supraglenoid tubercle scapula
short head: coracoid process

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2
Q

Biceps Brachii Insertion

A

Radial Tuberosity

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3
Q

Biceps Brachii Innervation

A

Musculocutaneous Nerve

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4
Q

Biceps Brachii Action

A

Flexes and supinates forearm at elbow

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5
Q

Brachialis Origin

A

Anterior distal humerus

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6
Q

Brachialis Insertion

A

Ulnar tuberosity and coronoid process

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7
Q

Brachialis Innervation

A

Musculocutaneous nerve and a branch of radial nerve

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8
Q

Brachialis Action

A

Flexes forearm at elbow

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9
Q

Brachioradialis Origin

A

Lateral epicondyle

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10
Q

Brachioradialis Insertion

A

Radial styoid process

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11
Q

Brachioradialis Innervation

A

Radial Nerve

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12
Q

Brachioradialis Action

A

Flexes forearm at elbow

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13
Q

Triceps Brachii Origin (all heads)

A

Long head: infraglenoid tubercle of scapula

Lateral head: upper 1/2 of posterior humerus

Medial head: distal 2/3 of medial and posterior humerus

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14
Q

Triceps Brachii Insertion

A

Posterior surface of olecranon process

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15
Q

Triceps Brachii Innervation

A

Radial Nerve

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16
Q

Triceps Brachii Action

A

Extends forearm at elbow; long head stabilizes head of abducted humerus and extends and adducts arm

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17
Q

Pronator Teres Origin

A

Medial epicondyle and coronoid

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18
Q

Pronator Teres Insertion

A

Lateral surface of radius

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19
Q

Pronator Teres Innervation

A

Median Nerve

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20
Q

Pronator Teres Action

A

Pronate and flex at elbow

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21
Q

Flexor Carpi Radialis Origin

A

Medial epicondyle

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22
Q

Flexor Carpi Radialis Insertion

A

Base of 2/3 metacarpal

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23
Q

Flexor Carpi Radialis Innervation

A

Median Nerve

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24
Q

Flexor Carpi Radialis Action

A

flex wrist, abduction of hand (radial deviation), pronate forearm

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25
Q

Palmaris Longus Origin

A

Meidal epicondyle

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26
Q

Palmaris Longus Insertion

A

Palmar aponeurosis and flexor retinaculum

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27
Q

Palmaris Longus Innervation

A

Median Nerve

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28
Q

Palmaris Longus Action

A

Flex wrist

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29
Q

Flexor Carpi Ulnaris Origin

A

Medial epicondyle and olecranon

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30
Q

Flexor Carpi Ulnaris Insertion

A

Pisiform, hook of hamate, base of 5th MC

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31
Q

Flexor Carpi Ulnaris Innervation

A

Ulnar Nerve

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32
Q

Flexor Carpi Ulnaris Action

A

Flex wrist, adduct hand (ulnar deviation)

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33
Q

Flexor Digitorum Superficialis Origin

A

Medial epicondyle

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34
Q

Flexor Digitorum Superficialis Insertion

A

Middle phalanges digits 2-5

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35
Q

Flexor Digitorum Superficialis Innervation

A

Median Nerve

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36
Q

Flexor Digitorum Superficialis Action

A

Flex wrist and digits 2-5

37
Q

Flexor Digitorum Profundus Origin

A

Proximal ulna

38
Q

Flexor Digitorum Profundus Insertion

A

Base of the digits 2-5

39
Q

Flexor Digitorum Profundus Innervation

A

Anterior Interosseous (2-3) and ulnar nerves (4-5)

40
Q

Flexor Digitorum Profundus Action

A

Flex wrist and digits 2-5

41
Q

Flexor Pollicus Longus Origin

A

Anterior surface radius

42
Q

Flexor Pollicus Longus Insertion

A

Base of distal thumb

43
Q

Flexor Pollicus Longus Innervation

A

Anterior Interosseous branch

44
Q

Flexor Pollicus Longus Action

A

Flexion of thumb

45
Q

Pronator Quadratus Origin

A

Distal anterior ulna

46
Q

Pronator Quadratus Insertion

A

Distal anterior radius

47
Q

Pronator Quadratus Innervation

A

Anterior Interosseous branch

48
Q

Pronator Quadratus Action

A

Pronates hand

49
Q

Extensor Carpi Radialis Longus Origin

A

Supracondylar ridge humerus

50
Q

Extensor Carpi Radialis Longus Insertion

A

Dorsal surface of 2nd MC

51
Q

Extensor Carpi Radialis Longus Innervation

A

Radial Nerve

52
Q

Extensor Carpi Radialis Longus Action

A

Extension and abduction of wrist

53
Q

Extersor Carpi Radialis Brevis Origin

A

Lateral epicondyle

54
Q

Extersor Carpi Radialis Brevis Insertion

A

Dorsal base of 3rd MC

55
Q

Extersor Carpi Radialis Brevis Innervation

A

Deep Radial Nerve

56
Q

Extersor Carpi Radialis Brevis Action

A

Extension and abduction of wrist

57
Q

Extensor Digitorum Origin

A

Lateral epicondyle

58
Q

Extensor Digitorum Insertion

A

Dorsal digital expansion of 2-5

59
Q

Extensor Digitorum Innervation

A

Deep radial nerve

60
Q

Extensor Digitorum Action

A

Extension wrist and digits 2-5

61
Q

Extensor Digiti Minimi Origin

A

Lateral epicondyle

62
Q

Extensor Digiti Minimi Insertion

A

Dorsal digital expansion of 5

63
Q

Extensor Digiti Minimi Innervation

A

Deep radial nerve

64
Q

Extensor Digiti Minimi Action

A

Extension of digit 5 and wrist

65
Q

Extensor Carpi Ulnaris Origin

A

Lateral epicondyle

66
Q

Extensor Carpi Ulnaris Insertion

A

Base of 5th

67
Q

Extensor Carpi Ulnaris Innervation

A

Deep Radial Nerve

68
Q

Extensor Carpi Ulnaris Action

A

Extension and adduction wrist

69
Q

Supinator Origin

A

Lateral epicondyle of the humerus, radial collateral ligaments, supinator fossa of ulna

70
Q

Supinator Insertion

A

Proximal Radius

71
Q

Supinator Innervation

A

Deep Radial Nerve

72
Q

Supinator Action

A

Supinates forearm

73
Q

Extensor Indicis Origin

A

Posterior surface of ulna and interosseous membrane

74
Q

Extensor Indicis Insertion

A

Extensor expansion of 2nd digit

75
Q

Extensor Indicis Innervation

A

Posterior Interosseous Nerve

76
Q

Extensor Indicis Action

A

Extention of 2nd digit and wrist

77
Q

Abductor Pollicis Longus Origin

A

Posterior surface of ulna, radius and interosseous membrane

78
Q

Abductor Pollicis Longus Insertion

A

Base of 1st metacarpal

79
Q

Abductor Pollicis Longus Innervation

A

Posterior Interosseous Nerve

80
Q

Abductor Pollicis Longus Action

A

Abducts and extends thumb at CMC joint

81
Q

Extensor Pollicis Brevis Origin

A

Posterior surface of radius and interosseous membrane

82
Q

Extensor Pollicis Brevis Insertion

A

Dorsal base of proximal phalanx

83
Q

Extensor Pollicis Brevis Innervation is

A

Posterior Interosseous Nerve

84
Q

Extensor Pollicis Brevis Action

A

Extends proximal phalanx of thumb at CMC joint

85
Q

Extensor Pollicis Longus Origin

A

Posterior surface of ulna and interosseous membrane

86
Q

Extensor Pollicis Longus Insertion

A

Dorsal base of distal phalanx

87
Q

Extensor Pollicis Longus Innervation

A

Posterior Interosseous Nerve

88
Q

Extensor Pollicis Longus Action

A

Extends distal phalanx of thumb at interphalangeal and CMC joint

Anatomy (4 decks)

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