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
Brachialis (PA and DA)
PA distal aspect of the anterior surface of the humerous DA- coronoid process and tuberosity on the proximal ulna
15
Flexor Carpi Ulnaris (FCU) (Action)
wrist flexion, ulnar deviation
16
Extensor Digiti Minimi (EDM) (Innervation)
Radial N (posterior interosseous)
17
Extensor Digiti Minimi (EDM) (Action)
Extensor of the 5th digit; aids in extending the wrist
19
Extensor Digitorum (ED) (Innervation)
Radial N (posterior interosseous)
20
Dorsal Interossei (DI) (PA and DA)
PA- adjacent metacarpal DA- oblique fibers of the dorsal hood (of the extensor mechanism)
22
Anconeus (Action)
a weak extensor
23
Extensor Pollis Longus (EPL) (Innervation)
Radial N (posterior interossous N)
25
Adductor Pollicis (AP) (Action)
adducts the thumb (CMC jt)
26
Extensor Carpi Ulnars (ECU) (Action)
Wrist extension and ulnar deviation
28
Flexor Digitorum Superficialis (FDS) (Action)
Flexes the MCP and PIP joints of the fingers
28
Adductor Pollicis (AP) (Innervation)
Deep branch of Ulnar N
29
Anconeus (PA and DA)
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
30
Flexor Carpi Ulnaris (FCU) (Innervation)
Ulnar N
31
Lumbricals (Action)
flexes the MCP and extends PIP and DIP
32
Flexor Digitorum Superficialis (FDS) (PA and DA)
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
Extensor Indicis (EI) (PA and DA)
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
Flexor Pollicis Longus (FPL) (Action)
flexes the thumb
35
Supinator (PA and DA)
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
Extensor Pollis Longus (EPL) (PA and DA)
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
Brachialis (Innervation)
musculocutaneous and radial N
38
Lumbricals (PA anda DA)
PA- tendons of the FDP DA- lateral margin of the extensor mechanism via the oblique fibers of the dorsal hood
39
Triceps Brachii (PA and DA)
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
Supinator (Innervation)
deep branch of radial N
40
Pronator Teres (Action)
Forearm pronation and assists in elbow flexion
40
Flexor Digiti Minimi (FDM) (Innervation)
deep branch of the ulnar N
41
Extensor Carpi Radialis Longus (ECRL) (Innervation)
Radial N
43
Triceps Brachii (Action)
Elbow extension
45
Opponens Digiti Minimi (ODM) (Action)
opposes the fifth finger
46
Opponens Digiti Minimi (ODM) (Innervation)
deep branch of the ulnar N
48
Extensor Carpi Ulnars (ECU) (Innervation)
radial N (posterior interosseous N)
49
Flexor Carpi Radialis (FCR) (PA and DA)
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
Abductor Pollicis Longus (APL) (Action)
abducts the thumb
51
Pronator Quadratus (PA and DA)
PA- anterior surface of distal ulna DA- anterior surface of distal radius
53
Extensor Digiti Minimi (EDM) (PA and DA)
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
Biceps Brachii (Innervation)
musculocutaneous N
56
Opponens Pollicis (OP) (Action)
opposes the thumb (CMC jt)
57
Palmaris Longus (PL) (Action)
assistive in wrist flexion
58
Flexor Carpi Ulnaris (FCU) (PA and DA)
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
Abductor Digiti Minimi (ADM) (PA and DA)
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
Palmaris Longus (PL) (Innervation)
Median N
61
Extensor Pollis Longus (EPL) (Action)
Extends the thumb
62
Extensor Carpi Radialis Brevis (ECRB) (Action)
Wrist extension
63
Extensor Indicis (EI) (Innervation)
Radial N (posterior interosseous)
64
Lumbricals (Innervation)
Medial 2: deep branch of the ulnar N Lateral 2: Medial N
65
Abductor Pollicis Brevis (APB) (Action)
Abducts CMC of thumb
67
Dorsal Interossei (DI) (Innervation)
deep branch of the ulnar N
68
Opponens Pollicis (OP) (PA and DA)
PA- transverse carpal ligament and palmar tubercle of the trapezium DA- radial surface of the shaft of the thumb metacarpal
70
Extensor Pollis Brevis (EPB) (Action)
Extends the CMC and MCP of the thumb
72
Biceps Brachii (Action)
Elbow flexion and forearm supination
73
Abductor Pollicis Brevis (APB) (Innervation)
Recurrent branch of Median N
74
Brachioradialis (Innervation)
radial N
75
Flexor Pollicis Brevis (FPB) (Action)
Flexes the CMC and MCP of the thumb
76
Flexor Pollicis Longus (FPL) (Innervation)
median N (anterior interosseous N)
78
Flexor Digitorum Superficialis (FDS) (Innervation)
Median N
79
Pronator Teres (PA and DA)
PA- (humeral head) medial epicondyle (ulnar head) medial to the tuberosity of the ulna DA- lateral surface of the middle radius
80
Flexor Carpi Radialis (FCR) (Innervation)
Median N
81
Opponens Digiti Minimi (ODM) (PA and DA)
PA- transverse carpal ligament and palmar tubercle of the trapezium DA- radial surface of the shaft of the fifth metacarpal
82
Extensor Carpi Ulnars (ECU) (PA and DA)
PA- lateral epicondyle humerus DA- posterior-ulnar surface of the base of the fifth metacarpal
84
Abductor Pollicis Longus (APL) (Innervation)
Radial N (posterior interosseous N)
85
Extensor Indicis (EI) (Action)
Extensor of the 2nd digit; aids in extending the wrist
86
Brachialis (Action)
Elbow flexion
87
Pronator Teres (Innervation)
median N
88
Flexor Pollicis Longus (FPL) (PA and DA)
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
Palmar Interossei (PI) (Action)
adducts the fingers
90
Brachioradialis (Action)
Elbow flexion
91
Brachioradialis (PA and DA)
PA- upper 2/3 of the lateral supracondylar ridge of the humerus DA- near styloid process at the distal radius
92
Flexor Digitorum Profundus (FDP) (Action)
Flexes MCP, PIP, and DIP of the fingers
93
Biceps Brachii (PA and DA)
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
Opponens Pollicis (OP) (Innervation)
Recurrent branch of Median N
95
Pronator Quadratus (Innervation)
Median N (anterior interosseous N)
96
Flexor Carpi Radialis (FCR) (Action)
wrist flexion, radial deviation
97
Abductor Digiti Minimi (ADM) (Actions)
abducts the fifth finger
98
Extensor Digitorum (ED) (Action)
Extensor of the digits; aids in extending wrist
99
Flexor Digiti Minimi (FDM) (Action)
flexes the fifth finger