Elbow, Wrist, & Hand OIIA's Flashcards

(80 cards)

1
Q

Origin: Flexor carpi ulnaris

A

medial epicondyle & olecranon

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2
Q

Insertion: Flexor carpi ulnaris

A

pisiform, hamate, & 5th metacarpal

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3
Q

Innervation: Flexor carpi ulnaris

A

ulnar nerve (C7, C8)

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4
Q

Action: Flexor carpi ulnaris

A

flexes and adducts the wrist (ulnar deviation)

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5
Q

Origin: Palmaris longus

A

medial epicondyle

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6
Q

Insertion: Palmaris longus

A

Palmar aponeurosis and flexor retinaculum

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7
Q

Innervation: Palmaris longus

A

Median nerve (C7, C8)

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8
Q

Action: Palmaris longus

A

flexes wrist & tenses plantar aponeurosis

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9
Q

Origin: Flexor carpi radialis

A

medial epicondyle

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10
Q

Insertion: Flexor carpi radialis

A

base of metacarpals II & III

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11
Q

Innervation: Flexor carpi radialis

A

Median nerve (C6, C7)

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12
Q

Action: Flexor carpi radialis

A

flexes and abducts (radial deviation) the wrist

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13
Q

Origin: Pronator teres

A

medial epicondyle & coronoid process

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14
Q

Insertion: Pronator teres

A

lateral surface of the mid-shaft of the radius

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15
Q

Innervation: Pronator teres

A

Median nerve (C6, C7)

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16
Q

Action: Pronator teres

A

Pronation

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17
Q

Origin: Flexor digitorum superficialis

A

medial epicondyle, margin coronoid process, and oblique line of radius

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18
Q

Insertion: Flexor digitorum superficialis

A

middle phalanges of digits 2-5

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19
Q

Innervation: Flexor digitorum superficialis

A

Median nerve (C7, T1)

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20
Q

Action: Flexor digitorum superficialis

A

flexes wrist and flexes middle and proximal phalanges of digits 2-5

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21
Q

Origin: Flexor digitorum profundus

A

anterior & medial surface of the ulna & interosseous membrane

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22
Q

Insertion: Flexor digitorum profundus

A

Distal phalanges of digits 2-5

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23
Q

Innervation: Flexor digitorum profundus

A

Interosseous branch of the median and ulnar nerves (C8, T1)

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24
Q

Action: Flexor digitorum profundus

A

flexes distal interphalangeal joints

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25
Origin: Flexor pollicis longus
anterior surface of radius & interosseous membrane
26
Insertion: Flexor pollicis longus
base of distal phalanx of thumb
27
Innervation: Flexor pollicis longus
Median nerve (C7, C8)
28
Action: Flexor pollicis longus
flexes distal phalanx of the thumb
29
Origin: Pronator quadratus
Distal fourth of anterior surface of the ulna
30
Insertion: Pronator quadratus
distal fourth of anterior surface of the radius
31
Innervation: Pronator quadratus
median nerve (C7, C8)
32
Action: Pronator quadratus
pronation
33
Origin: Brachioradialis
lateral supraepicondylar ridge
34
Insertion: Brachioradialis
lateral side of the base of the styloid process of the radius
35
Innervation: Brachioradialis
radial nerve (C5, C6)
36
Action: Brachioradialis
flexes the forearm at the elbow
37
Origin: Extensor carpi radialis longus
lateral supraepicondylar ridge
38
Insertion: Extensor carpi radialis longus
base of metacarpal II
39
Innervation: Extensor carpi radialis longus
radial nerve (C6, C7)
40
Action: Extensor carpi radialis longus
extends & abducts the wrist
41
Origin: Extensor carpi radialis brevis
lateral epicondyle
42
Insertion: Extensor carpi radialis brevis
base of metacarpal III
43
Innervation: Extensor carpi radialis brevis
deep branch of radial nerve (C7, C8)
44
Action: Extensor carpi radialis brevis
extends and adducts the wrist
45
Origin: Extensor digitorum
lateral epicondyle
46
Insertion: Extensor digitorum
base of middle phalanges of digits 2-5
47
Innervation: Extensor digitorum
Posterior interosseous nerve (C7, C8)
48
Action: Extensor digitorum
extends digits 2-5
49
Origin: Extensor digiti minimi
lateral epicondyle
50
Insertion: Extensor digiti minimi
dorsal digital expansion on the proximal phalanx of the little finger
51
Innervation: Extensor digiti minimi
posterior interosseous nerve (C7, C8)
52
Action: Extensor digiti minimi
extends the little finger
53
Origin: Extensor carpi ulnaris
lateral epicondyle & posterior border of ulna
54
Insertion: Extensor carpi ulnaris
tubercle on the base of the medial side of metacarpal V
55
Action: Extensor carpi ulnaris
extends & adducts the wrist
56
Origin: Anconeus
lateral epicondyle
57
Insertion: Anconeus
Olecranon process & proximal posterior surface of ulna
58
Innervation: Anconeus
radial nerve (C7, C8)
59
Action: Anconeus
-Abduction of the ulna in pronation (it keeps the center of the palm over the same point when the hand is flipped) -Accessory extensor of the elbow
60
Origin: Supinator
-Superficial: lateral epicondyle -Deep: superior crest of ulna
61
Insertion: Supinator
lateral surface of radius superior to the anterior oblique line
62
Innervation: Supinator
posterior interosseous (C6, C7)
63
Action: Supinator
supination
64
Origin: Abductor pollicis longus
posterior surface of ulna & radius, and interosseous membrane
65
Insertion: Abductor pollicis longus
lateral side of base of metacarpal I
66
Innervation: Abductor pollicis longus
posterior interosseous (C7, C8)
67
Action: Abductor pollicis longus
abducts carpometacarpal joint of thumb
68
Origin: Extensor pollicis brevis
posterior surface of radius & interosseous membrane
69
Insertion: Extensor pollicis brevis
dorsal surface of base of proximal phalanx of the thumb
70
Innervation: Extensor pollicis brevis
posterior interosseous (C7, C8)
71
Action: Extensor pollicis brevis
Extension of thumb, adduction of the wrist
72
Origin: Extensor pollicis longus
posterior surface of ulna & interosseous membrane
73
Insertion: Extensor pollicis longus
dorsal surface of base of the distal phalanx of the thumb
74
Innervation: Extensor pollicis longus
posterior interosseous (C7, C8)
75
Action: Extensor pollicis longus
extension of thumb, abduction of wrist
76
Origin: Extensor indicis
posterior surface of ulna & interosseous membrane
77
Insertion: Extensor indicis
extensor hood of index finger
78
Innervation: Extensor indicis
posterior interosseous (C7, C8)
79
Action: Extensor indicis
Extension of the wrist and joints of digit II
80
Innervation: Extensor carpi ulnaris
Posterior interosseous (C7, C8)