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HN 210 Human Anatomy > Lab 4: Origin, Insertion, Innervation, Blood supply, Action > Flashcards

Lab 4: Origin, Insertion, Innervation, Blood supply, Action Flashcards

1
Q

Origin of anconeus

A

Lateral epicondyle of humerus

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2
Q

Origin of extensor carpi radialis longus

A

Lateral supraepicondylar ridge of humerus

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3
Q

Origin of extensor carpi radialis brevis

A

Lateral epicondyle of humerus

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4
Q

Origin of extensor digitorum

A

Lateral epicondyle of humerus

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5
Q

Origin of extensor digiti minimi

A

Lateral epicondyle of humerus

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6
Q

Origin of extensor carpi ulnaris

A

Lateral epicondyle of humerus, posterior border of ulna via aponeurosis

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7
Q

Origin of supinator

A

Lateral epicondyle of humerus, supinator fossa, crest of ulna

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8
Q

Origin of extensor indicis

A

Posterior surface of ulna, interosseous membrane

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9
Q

Origin of abductor pollicis longus

A

Posterior surface of ulna and radius, interosseous membrane

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10
Q

Origin of extensor pollicis longus

A

Posterior surface of middle third of ulna, interosseous membrane

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11
Q

Origin of extensor pollicis brevis

A

Posterior surface of radius and interosseous membrane

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12
Q

Origin of flexor pollicis brevis

A

Flexor retinaculum and tubercles of trapezium, scaphoid

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13
Q

Origin of abductor pollicis brevis

A

Flexor retinaculum and tubercles of scaphoid and trapezium

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14
Q

Origin of adductor pollicis

A

Oblique head: bases 2nd and 3rd metacarpals, capitate, adjacent carpals

Transverse head: Anterior surface of shaft of 3rd metacarpal

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15
Q

Origin of opponens pollicis

A

Flexor retinaculum and tubercle of trapezium, and scaphoid

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16
Q

Origin of flexor digiti minimi brevis

A

Hook of hamate and flexor retinaculum

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17
Q

Origin of abductor digiti minimi

A

Pisiform

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18
Q

Origin of opponens digiti minimi

A

Hook of hamate and flexor retinaculum

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19
Q

Origin of palmar interossei

A

Palmar surface of 2nd, 4th and 5th metacarpals

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20
Q

Origin of dorsal interossei

A

Adjacent sides of two metacarpals

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21
Q

Origin of lumbricals

A

1st and 2nd: lateral two tendons of Flexor digitorum profundus

3rd and 4th: medial three tendons of flexor digitorum profundus\

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22
Q

Insertion of anconeus

A

Lateral surface of olecranon and superior part of posterior surface of the ulna

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23
Q

Insertion of extensor carpi radialis longus

A

Base of 2nd metacarpal

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24
Q

Insertion of extensor carpi radialis brevis

A

Base of 3rd metacarpal

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25
Q

Insertion of extensor digitorum

A

Extensor expansion of medial four digits

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26
Q

Insertion of extensor digiti minimi

A

Extensor expansion of 5th digit

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27
Q

Insertion of extensor carpi ulnaris

A

Base of 5th metacarpal

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28
Q

Insertion of supinator

A

Lateral, posterior and anterior surface of proximal third of the radius

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29
Q

Insertion of extensor indicis

A

Extensor expansion of 2nd digit

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30
Q

Insertion of abductor pollicis longus

A

Base of 1st metacarpal

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31
Q

Insertion of extensor pollicis longus

A

Base of distal phalanx of the 1st digit

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32
Q

Insertion of extensor pollicis brevis

A

Base of proximal phalanx of 1st digit

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33
Q

Insertion of flexor pollicis brevis

A

Proximal phalanx of 1st digit

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34
Q

Insertion of abductor pollicis brevis

A

Proximal phalanx of 1st digit

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35
Q

Insertion of adductor pollicis

A

Medial side of base of proximal phalanx of 1st digit

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36
Q

Insertion of opponens pollicis

A

Lateral side of 1st metacarpal

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37
Q

Insertion of flexor digiti minimi brevis

A

Proximal phalanx of 5th digit

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38
Q

Insertion of abductor digiti minimi

A

Proximal phalanx of 5th digit

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39
Q

Insertion of opponens digiti minimi

A

Medial border of 5th metacarpal

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40
Q

Insertion of palmar interossei

A

Extensor expansion of digits 2nd, 4th, and 5th digit

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41
Q

Insertion of dorsal interossei

A

Extensor expansion of 2nd to 4th digit

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42
Q

Insertion of lumbricals

A

Lateral sides of extensor expansions of 2nd and 5th digits

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43
Q

Innervation of anconeus

A

Radial nerve

44
Q

Innervation of extensor carpi radialis longus

A

Radial nerve

45
Q

Innervation of extensor carpi radialis brevis

A

Deep branch of radial nerve

46
Q

Innervation of extensor digitorum

A

Posterior interosseous nerve

47
Q

Innervation of extensor digiti minimi

A

Posterior interosseous nerve

48
Q

Innervation of extensor carpi ulnaris

A

Posterior interosseous nerve

49
Q

Innervation of supinator

A

Deep branch of the radial nerve

50
Q

Innervation of extensor indicis

A

Posterior interosseous nerve

51
Q

Innervation of abductor pollicis longus

A

Posterior interosseous nerve

52
Q

Innervation of extensor pollicis longus

A

Posterior interosseous nerve

53
Q

Innervation of extensor pollicis brevis

A

Posterior interosseous nerve

54
Q

Innervation of flexor pollicis brevis

A

Recurrent branch of median nerve

55
Q

Innervation of abductor pollicis brevis

A

Recurrent branch of median nerve

56
Q

Innervation of opponens pollicis

A

Recurrent branch of median nerve

57
Q

Innervation of flexor digiti minimi brevis

A

Deep branch of ulnar nerve

58
Q

Innervation of abductor digiti minimi

A

Deep branch of ulnar nerve

59
Q

Innervation of opponens digiti minimi

A

Deep branch of ulnar nerve

60
Q

Innervation of palmar interossei

A

Deep branch of ulnar nerve

61
Q

Innervation of dorsal interossei

A

Deep branch of ulnar nerve

62
Q

Innervation of lumbricals

A

1st and 2nd: median nerve

3rd and 4th: deep branch of ulnar nerve

63
Q

Blood supply of anconeus

A

Deep brachial artery, recurrent interosseous artery

64
Q

Blood supply of extensor carpi radialis longus

A

Radial Artery

65
Q

Blood supply of extensor carpi radialis brevis

A

Radial Artery

66
Q

Blood supply of extensor digitorum

A

Posterior interosseous artery

67
Q

Blood supply of digiti minimi

A

Posterior interosseous artery

68
Q

Blood supply of extensor carpi ulnaris

A

Ulnar artery

69
Q

Blood supply of supinator

A

Radial recurrent artery

70
Q

Blood supply of extensor indicis

A

Posterior interosseous artery

71
Q

Blood supply of abductor pollicis longus

A

Posterior interosseous artery

72
Q

Blood supply of extensor pollicis longus

A

Posterior interosseous artery

73
Q

Blood supply of extensor pollicis brevis

A

Posterior interosseous artery

74
Q

Blood supply of flexor pollicis brevis

A

Superficial palmar arch

75
Q

Blood supply of abductor pollicis brevis

A

Superficial palmar arch

76
Q

Blood supply of adductor pollicis

A

Deep palmar arch

77
Q

Blood supply of opponens pollicis

A

Superficial palmar arch

78
Q

Blood supply of flexor digiti minimi brevis

A

Ulnar artery

79
Q

Blood supply of abductor digiti minimi

A

Ulnar artery

80
Q

Blood supply of opponens digiti minimi

A

Ulnar artery

81
Q

Blood supply of palmar interossei

A

Common palmar digital arteries, deep palmar arch

82
Q

Blood supply of dorsal interossei

A

Common palmar digital arteries

83
Q

Blood supply of lumbricals

A

Common palmar digital arteries, deep palmar arch, dorsal digital artery

84
Q

Blood supply of lumbricals

A

Common palmar digital arteries, deep palmar arch, dorsal digital artery

85
Q

Action of anconeus

A

Extension of forearm, stabilizing of elbow joint

86
Q

Action of extensor carpi radialis longus

A

Extension and abduction of the hand at the wrist

87
Q

Action of extensor carpi radialis brevis

A

Extension and abduction of the hand at the wrist

88
Q

Action of extensor digitorum

A

Extension of four medial digits (2 to 5) at MCP, and extension at IP joint
Extension at the wrist

89
Q

Action of extensor digiti minimi

A

Extension of 5th digit at MCP joint and extension at IP joint
Extension at the wrist

90
Q

Action of extensor carpi ulnaris

A

Extension and adduction of hand at wrist

91
Q

Action of supinator

A

Supination of forearm

92
Q

Action of extensor indicis

A

Extension at the MCP and IP joints of 2nd digit, extension of the hand at the wrist

93
Q

Action of abductor pollicis longus

A

Abduction of the 1st digit, extension at MCP joint

Extension at the wrist

94
Q

Action of extensor pollicis brevis

A

Extension of MCP joint of 1st digit

95
Q

Action of flexor pollicis brevis

A

Flexion of 1st digit

96
Q

Action of abductor pollicis brevis

A

Abduction of 1st digit

97
Q

Action of adductor pollicis

A

Adduction of 1st digit

98
Q

Action of opponens pollicis

A

Opposition of 1st digit (drawing the digit medially and rotating medially)

99
Q

Action of flexor digiti minimi brevis

A

Flexion of the 5th digit

100
Q

Action of abductor digiti minimi

A

Abduction of 5th digit

101
Q

Action of opponens digiti minimi

A

Opposition of 5th digit. Draws 5th metacarpal anteriorly and rotates it.

102
Q

Action of palmar interossei

A

Adduction of digits 2nd, 4th, and 5th, assists lumbricals

103
Q

Action of dorsal interossei

A

Abduction of digits 2nd to 4th , assists lumbricals

104
Q

Action of lumbricals

A

Flexion of MCP joint, extension of IP joints of 2nd to 5th digits

105
Q

Action of extensor pollicis longus

A

Extension of MCP and IP joints of 1st digit

Extension at the wrist

HN 210 Human Anatomy (9 decks)

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