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PHTH 7202 Anatomy > Elbow, Wrist, Hand > Flashcards

Elbow, Wrist, Hand Flashcards

1
Q

Flexor Digiti Minimi (FDM) (PA and DA)

A

PA- transverse carpal ligament and hook of the hamate DA- ulnar side of the base of the proximal phalanx of the little finger

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2
Q

Dorsal Interossei (DI) (Action)

A

abducts the fingers

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3
Q

Abductor Pollicis Brevis (APB) (PA and DA)

A

PA- transverse carpal ligament, palmar tubercle of the trapezium and scaphoid bones DA- radial side of the base of the proximal phalanx of the thumb; also attaches into the extensor mechanisms of the thumb

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3
Q

Flexor Pollicis Brevis (FPB) (Innervation)

A

Recurrent branch of Median N

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4
Q

Pronator Quadratus (Action)

A

Forearm pronator

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4
Q

Extensor Carpi Radialis Longus (ECRL) (PA and DA)

A

PA- lateral epicondyle of the humerus DA- radial- posterior side of the base of the 2nd metacarpal

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4
Q

Palmar Interossei (PI) (Innervation)

A

deep branch of the ulnar N

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5
Q

Extensor Carpi Radialis Brevis (ECRB) (PA and DA)

A

PA- lateral epicondyle humerus DA- radial- posterior surface of the base of the 3rd metacarpal

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5
Q

Abductor Pollicis Longus (APL) (PA and DA)

A

PA- posterior surface of the middle part of the radius and ulna, and adjacent interosseous membrane DA- radial- dorsal surface of the base of the thumb metacarpal; occasional secondary attachments to the trapezium and thenar muscles

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6
Q

Flexor Pollicis Brevis (FPB) (PA and DA)

A

PA- transverse carpal ligament and palmar tubercle of the trapezium DA- radial side of the base of proximal phalax of the thumb; also to the lateral sesamoid bone at the metacarpophalangeal joint

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6
Q

Adductor Pollicis (AP) (PA and DA)

A

PA- (Oblique head) capitate bone, base of the second and third metacarpal, and adjacent capsular ligament of the carpometacarpal joint (Transverse head) palmar surface of the third metacarpal DA- both heads attach on the ulnar side of the base of the proximal phalanx of the thumb and to the medial sesmoid bone at the metacarpophalangeal joint; also attaches into the extensor mechanism of the thumb

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7
Q

Supinator (Action)

A

Forearm supinator

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7
Q

Extensor Carpi Radialis Brevis (ECRB) (Innervation)

A

deep branch of the radial N

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7
Q

Abductor Digiti Minimi (ADM) (Innervation)

A

deep branch of the ulnar N

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8
Q

Extensor Carpi Radialis Longus (ECRL) (Action)

A

Wrist extension, radial deviation

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8
Q

Anconeus (Innervation)

A

radial N

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9
Q

Flexor Digitorum Profundus (FDP) (PA and DA)

A

PA- proximal 3/4 of the anterior of the anterior and medial side of the ulna and adjacent interosseous membrane DA- by the four tendons, each to the palmar base of the distal phalanges of the fingers

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9
Q

Extensor Pollis Brevis (EPB) (Innervation)

A

Radial N (posterior interossous N)

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10
Q

Triceps Brachii (Innervation)

A

Radial N

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10
Q

Palmaris Longus (PL) (PA and DA)

A

PA- medial epicondyle of the humerus DA- central part of the transverse carpal ligament and palmar aponeurosis of the hand

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10
Q

Extensor Pollis Brevis (EPB) (PA and DA)

A

PA- posterior surface of the middle to distal part of the radius and adjacent interosseous membrane DA- dorsal base of the proximal phalanx and extensor mechanism of the thumb

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12
Q

Extensor Digitorum (ED) (PA and DA)

A

PA- lateral epicondyle of the humerus DA- by four tendons, each to the base of the extensor mechanism and to the dorsal base of the proximal phalanx of the fingers

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12
Q

Flexor Digitorum Profundus (FDP) (Innervation)

A

Medial 2: Ulnar N Lateral 2: Median N (anterior interosseous N)

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14
Q

Palmar Interossei (PI) (PA and DA)

A

PA- adjacent metacarpal DA- oblique fibers of the dorsal hood (of the extensor hood)

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15
Q

Brachialis (PA and DA)

A

PA distal aspect of the anterior surface of the humerous DA- coronoid process and tuberosity on the proximal ulna

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15
Q

Flexor Carpi Ulnaris (FCU) (Action)

A

wrist flexion, ulnar deviation

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16
Q

Extensor Digiti Minimi (EDM) (Innervation)

A

Radial N (posterior interosseous)

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17
Q

Extensor Digiti Minimi (EDM) (Action)

A

Extensor of the 5th digit; aids in extending the wrist

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19
Q

Extensor Digitorum (ED) (Innervation)

A

Radial N (posterior interosseous)

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20
Q

Dorsal Interossei (DI) (PA and DA)

A

PA- adjacent metacarpal DA- oblique fibers of the dorsal hood (of the extensor mechanism)

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22
Q

Anconeus (Action)

A

a weak extensor

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23
Q

Extensor Pollis Longus (EPL) (Innervation)

A

Radial N (posterior interossous N)

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25
Q

Adductor Pollicis (AP) (Action)

A

adducts the thumb (CMC jt)

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26
Q

Extensor Carpi Ulnars (ECU) (Action)

A

Wrist extension and ulnar deviation

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28
Q

Flexor Digitorum Superficialis (FDS) (Action)

A

Flexes the MCP and PIP joints of the fingers

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28
Q

Adductor Pollicis (AP) (Innervation)

A

Deep branch of Ulnar N

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29
Q

Anconeus (PA and DA)

A

PA- posterior side of the lateral epicondyle of the humerus DA- between the olecranon process and proximal surface of the posterior side of the ulna

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30
Q

Flexor Carpi Ulnaris (FCU) (Innervation)

A

Ulnar N

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31
Q

Lumbricals (Action)

A

flexes the MCP and extends PIP and DIP

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32
Q

Flexor Digitorum Superficialis (FDS) (PA and DA)

A

PA- (humeral head) medial epicondyle of the humerus (radial head) oblique line just distal and lateral to the biciptal tuberosity DA- by four tendons, each to the sides of the middle phalanges of the fingers

33
Q

Extensor Indicis (EI) (PA and DA)

A

PA- posterior surface of the middle to distal part of the ulna and adjacent interosseous membrane DA- tendon blends with the ulnar side of the index tendon of the extensor digitorum

34
Q

Flexor Pollicis Longus (FPL) (Action)

A

flexes the thumb

35
Q

Supinator (PA and DA)

A

PA- lateral epicondyle of the humerus, radial collateral and annular ligaments, and supinator crest of the ulna DA- lateral surface of the proximal radius

36
Q

Extensor Pollis Longus (EPL) (PA and DA)

A

PA- posterior surface of the middle part of the ulna and adjacent interosseous membrane DA- dorsal base of the distal phalanx and extensor mechanism of the thumb

38
Q

Brachialis (Innervation)

A

musculocutaneous and radial N

38
Q

Lumbricals (PA anda DA)

A

PA- tendons of the FDP DA- lateral margin of the extensor mechanism via the oblique fibers of the dorsal hood

39
Q

Triceps Brachii (PA and DA)

A

PA- (long head) infraglenoid tubercle of scapula (lateral head) posterior humerus, superior and lateral to the radial groove (medial head) posterior humerus, inferior and medial to the radial groove DA- olecranon process of ulna

39
Q

Supinator (Innervation)

A

deep branch of radial N

40
Q

Pronator Teres (Action)

A

Forearm pronation and assists in elbow flexion

40
Q

Flexor Digiti Minimi (FDM) (Innervation)

A

deep branch of the ulnar N

41
Q

Extensor Carpi Radialis Longus (ECRL) (Innervation)

A

Radial N

43
Q

Triceps Brachii (Action)

A

Elbow extension

45
Q

Opponens Digiti Minimi (ODM) (Action)

A

opposes the fifth finger

46
Q

Opponens Digiti Minimi (ODM) (Innervation)

A

deep branch of the ulnar N

48
Q

Extensor Carpi Ulnars (ECU) (Innervation)

A

radial N (posterior interosseous N)

49
Q

Flexor Carpi Radialis (FCR) (PA and DA)

A

PA- medial epicondyle of the humerus DA- palmar surface of the base of the second metacarpal and a small slip to the the base of third metacarpal

50
Q

Abductor Pollicis Longus (APL) (Action)

A

abducts the thumb

51
Q

Pronator Quadratus (PA and DA)

A

PA- anterior surface of distal ulna DA- anterior surface of distal radius

53
Q

Extensor Digiti Minimi (EDM) (PA and DA)

A

PA- ulnar side of the belly of the extensor digitorum DA- tendon usually divides, joining the unlar side of the tendon of the extensor digitorum

54
Q

Biceps Brachii (Innervation)

A

musculocutaneous N

56
Q

Opponens Pollicis (OP) (Action)

A

opposes the thumb (CMC jt)

57
Q

Palmaris Longus (PL) (Action)

A

assistive in wrist flexion

58
Q

Flexor Carpi Ulnaris (FCU) (PA and DA)

A

PA- (humeral head) medial epicondyle of the humerus (ulnar head) posterior border of the middle one third of the ulna DA- pisiform bone, pisohamate and pisometacarpal ligaments, and palmar base of the fifth metacarpal bone

59
Q

Abductor Digiti Minimi (ADM) (PA and DA)

A

PA- pisohamate ligament, pisiform bone, and tendon of the FCU DA- ulnar side of the base of the proximal phalanx of the little finger; also attaches to the into the extensor mechanism of the little finger

60
Q

Palmaris Longus (PL) (Innervation)

A

Median N

61
Q

Extensor Pollis Longus (EPL) (Action)

A

Extends the thumb

62
Q

Extensor Carpi Radialis Brevis (ECRB) (Action)

A

Wrist extension

63
Q

Extensor Indicis (EI) (Innervation)

A

Radial N (posterior interosseous)

64
Q

Lumbricals (Innervation)

A

Medial 2: deep branch of the ulnar N Lateral 2: Medial N

65
Q

Abductor Pollicis Brevis (APB) (Action)

A

Abducts CMC of thumb

67
Q

Dorsal Interossei (DI) (Innervation)

A

deep branch of the ulnar N

68
Q

Opponens Pollicis (OP) (PA and DA)

A

PA- transverse carpal ligament and palmar tubercle of the trapezium DA- radial surface of the shaft of the thumb metacarpal

70
Q

Extensor Pollis Brevis (EPB) (Action)

A

Extends the CMC and MCP of the thumb

72
Q

Biceps Brachii (Action)

A

Elbow flexion and forearm supination

73
Q

Abductor Pollicis Brevis (APB) (Innervation)

A

Recurrent branch of Median N

74
Q

Brachioradialis (Innervation)

A

radial N

75
Q

Flexor Pollicis Brevis (FPB) (Action)

A

Flexes the CMC and MCP of the thumb

76
Q

Flexor Pollicis Longus (FPL) (Innervation)

A

median N (anterior interosseous N)

78
Q

Flexor Digitorum Superficialis (FDS) (Innervation)

A

Median N

79
Q

Pronator Teres (PA and DA)

A

PA- (humeral head) medial epicondyle (ulnar head) medial to the tuberosity of the ulna DA- lateral surface of the middle radius

80
Q

Flexor Carpi Radialis (FCR) (Innervation)

A

Median N

81
Q

Opponens Digiti Minimi (ODM) (PA and DA)

A

PA- transverse carpal ligament and palmar tubercle of the trapezium DA- radial surface of the shaft of the fifth metacarpal

82
Q

Extensor Carpi Ulnars (ECU) (PA and DA)

A

PA- lateral epicondyle humerus DA- posterior-ulnar surface of the base of the fifth metacarpal

84
Q

Abductor Pollicis Longus (APL) (Innervation)

A

Radial N (posterior interosseous N)

85
Q

Extensor Indicis (EI) (Action)

A

Extensor of the 2nd digit; aids in extending the wrist

86
Q

Brachialis (Action)

A

Elbow flexion

87
Q

Pronator Teres (Innervation)

A

median N

88
Q

Flexor Pollicis Longus (FPL) (PA and DA)

A

PA- middle part of the anterior surface of the radius and adjacent interosseous membrane DA- palmar base of the distal phalanx of the thumb

89
Q

Palmar Interossei (PI) (Action)

A

adducts the fingers

90
Q

Brachioradialis (Action)

A

Elbow flexion

91
Q

Brachioradialis (PA and DA)

A

PA- upper 2/3 of the lateral supracondylar ridge of the humerus DA- near styloid process at the distal radius

92
Q

Flexor Digitorum Profundus (FDP) (Action)

A

Flexes MCP, PIP, and DIP of the fingers

93
Q

Biceps Brachii (PA and DA)

A

PA- (long head) supraglenoid tubercle of the scapula (short head) apex of the coracoid process of the scapula DA- bicipital tuberosity of the radius; also to deep connective tissue within the forearm via the fibrous lacertus

94
Q

Opponens Pollicis (OP) (Innervation)

A

Recurrent branch of Median N

95
Q

Pronator Quadratus (Innervation)

A

Median N (anterior interosseous N)

96
Q

Flexor Carpi Radialis (FCR) (Action)

A

wrist flexion, radial deviation

97
Q

Abductor Digiti Minimi (ADM) (Actions)

A

abducts the fifth finger

98
Q

Extensor Digitorum (ED) (Action)

A

Extensor of the digits; aids in extending wrist

99
Q

Flexor Digiti Minimi (FDM) (Action)

A

flexes the fifth finger

PHTH 7202 Anatomy (7 decks)

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