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Arm/Forearm Flashcards

(68 cards)

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0
Q

Innervation of coracobrachialis

A

Musculocutaneous (C5-C7)

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1
Q

Action of coracobrachialis

A

Shoulder flexion, adduction

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2
Q

Action of biceps brachii

A

Shoulder flexion, elbow flexion, forearm supination

Stabilization of GH joint

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3
Q

Innervation of biceps brachii

A

Musculocutaneous (C5,C6)

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4
Q

Action of brachialis

A

Elbow flexion

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5
Q

Innervation of brachialis

A

Musculocutaneous (C5,C6)

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6
Q

Action of triceps brachii

A

Whole: elbow extension

Long head: shoulder extension and adduction

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7
Q

Innervation of triceps brachii

A

Radial nerve (C6,C8)

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8
Q

Action of anconeus

A

elbow extension

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9
Q

Innervation of anconeus

A

Radial nerve (C6-C8)

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10
Q

Action of supinator

A

supination of forearm

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11
Q

Innervation of supinator

A

Radial nerve (C6,C7)

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12
Q

Action of pronator teres

A

Pronation of forearm

Assists elbow flexion

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13
Q

Innervation of pronator teres

A

Median nerve (C6,C7)

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14
Q

Action of pronator quadratus

A

pronation of forearm

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15
Q

Innervation of pronator quadratus

A

Median nerve (C7,C8)

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16
Q

Action of extensor carpi radialis longus

A

Wrist extension
Radial deviation
Assists in elbow flexion

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17
Q

Innervation of extensor carpi radialis longus

A

Radial nerve (C6,C7)

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18
Q

Action of extensor carpi radialis brevis

A

Wrist extension

Assists radial deviation

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19
Q

Innervation of extensor carpi radialis brevis

A

Radial nerve (C7,C8)

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20
Q

Action of extensor carpi ulnaris

A

Wrist extension

Ulnar deviation

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21
Q

Innervation of extensor carpi ulnaris

A

Radial (C7,C8)

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22
Q

Action of Flexor Carpi Radialis

A

Wrist flexion
Radial deviation
Assist elbow flexion
Assists forearm pronation

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23
Q

Innervation of flexor carpi radialis

A

Median (C6,C7)

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24
Action of palmaris longus
Wrist flexion | Tenses palmar fascia
25
Innervation of palmaris longus
Median (C7,C8)
26
Action of flexor carpi ulnaris
Wrist flexion Ulnar deviation Assist elbow flexion
27
Innervation of flexor carpi ulnaris
Ulnar nerve (C7-T1)
28
Action of extensor digitorum
MP extension IP extension in conjunction with hand intrinsics; without intrinsics produces MP hyperextension Assist wrist extension
29
Innervation of extensor digitorum
Radial (C7,C8)
30
Action of extensor indicis
MP extension of index finger IP extension in conjunction with hand intrinsics in the index finger Assist wrist extension
31
Innervation of extensor indicis
Radial nerve (C7,C8)
32
Action of flexor digitorum superficialis
PIP flexion Assist MP flexion Assist wrist flexion
33
Innervation of flexor digitorum superficialis
Median (C8,T1)
34
Action of Flexor Digitorum Profundus
DIP flexion Assist MP and PIP flexion Assist wrist flexion
35
Innervation of flexor digitorum profundus
Median (C8,T1) digits 2 and 3 | Ulnar (C8,T1) digits 4 and 5
36
Action of extensor digiti minimi
little finger MP and IP extension in conjunction with hand intrinsics in little finger assist wrist extension
37
Innervation of extensor digiti minimi
Radial nerve (C7,C8)
38
Action of abductor digiti minimi
little finger abduction assist little finger opposition may assist little finger MCP flexion and IP extension
39
Innervation of abductor digiti minimi
Ulnar (C8,T1)
40
Action of flexor digiti minimi brevis
Little finger MP flexion | Assist little finger opposition
41
Innervation of flexor digiti minimi brevis
Ulnar nerve (C8,T1)
42
Action of opponens digiti minimi
Little finger opposition
43
Innervation of opponens digiti minimi
Ulnar (C8,T1)
44
Action of palmaris brevis
Corrugates skin on ulnar side of hand
45
Innervation of palmaris brevis
Ulnar (C8,T1)
46
Action of lumbricales
MP flexion and simultaneous IP extension | 4th lumbrical assist assist oppostion of 5th digit
47
Innervation of lumbricales
Median (C8,T1) for digits 1 and 2 | Ulnar (C8,T1) for digits 3 and 4
48
Action of dorsal interossei
MP abduction at index, middle, and ring fingers Assist in MP flexion Assist IP flexion The 1st assist thumb abduction
49
Innervation of dorsal interossei
Ulnar (C8,T1)
50
Action of Palmar Interossei
MP adduction at index, ring, and little finger Assist MP flexion Assist IP extension Assist opposition of digit 5
51
Innervation of Palmar Interossei
Ulnar (C8,T1)
52
Action of Abductor Pollicis Longus
Thumb CMC abduction Thumb CMC extension Radial deviation Assist wrist flexion
53
Innervation of Abductor Pollicis Longus
Radial (C7,C8)
54
Action of extensor pollicis longus
Thumb IP extension Assist thumb MP extension Assist thumb CMC extension Assist radial deviation
55
Innervation of extensor pollicis longus
Radial (C7,C8)
56
Action of Extensor Pollicis Brevis
``` Thumb MP extension Thumb CMC extension Thumb CMC abduction Assist radial deviation Assist wrist extension ```
57
Innervation extensor pollicis brevis
Radial (C7,C8)
58
Action of Flexor Pollicis Longus
Thumb IP flexion Assist MP flexion Assist CMC flexion Assist wrist flexion
59
Innervation of flexor pollicis longus
Median (C7,C8)
60
Action of Flexor Pollicis Brevis
Thumb MP flexion Thumb CMC flexion Assist thumb opposition
61
Innervation of flexor pollicis brevis
Median to superficial head (C8,T1) | Ulnar to deep head (C8,T1)
62
Action of abductor pollicis brevis
Thumb CMC abduction Thumb MP abduction Assist thumb opposition Assist thumb IP extension
63
Innervation of abductor pollicis brevis
Median (C7-T1)
64
Action of Opponens Pollicis
Thumb CMC opposition (via simultaneous CMC flexion, abduction, and IR)
65
Innervation of Opponens Pollicis
Median (C7-T1) | Ulnar (C8-T1)
66
Action of adductor pollicis
Thumb CMC adduction Assist thumb MP adduction Assist thumb MP flexion
67
Innervation of adductor pollicis
Ulnar (C8,T1)

Anatomy (9 decks)

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