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Kinesiology PTA 125 > Ch 13 (hand) muscles > Flashcards

Ch 13 (hand) muscles Flashcards

1
Q

function to move thumb and forms ball of thumb

A

thenar muscles

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2
Q

flexor pollicis brevis, abductor pollicis brevis, oponens pollicis are

A

thenar muscles

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3
Q

located deep in palm of hand and perform more intricate motions

A

deep palm muscles

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4
Q

adductor pollicis, interossei, lumbricals are

A

deep palm muscles

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5
Q

act primarily on little finger

A

hypothenar muscles

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6
Q

flexor digiti minimi, abductor digiti minimi, and opponens digiti minimi are

A

hypothenar muscles

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7
Q

flexor digitorum superficialis, flexor digitorum profundus, and flexor pollicis longus are

A

anterior, extrinsic muscles

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8
Q

abductor pollicis longus, extensor pollicis brevis, extensor pollicis longus, extensor digitorum, extensor indicis, and extensor digiti minimi are

A

posterior, extrinsic muscles

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9
Q

A: flexes mcp and cmc of thumb

A

flexor pollicis brevis

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10
Q

A: abducts cmc of thumb

A

abductor pollicis brevis

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11
Q

A- opposes cmc of thumb

A

opponens pollicis

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12
Q

A- adducts cmc of thumb

A

adductor pollicis

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13
Q

A- abduct fingers at MCP joint

A

dorsal interossei

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14
Q

A- adducts fingers at MCP joint

A

palmar interossei

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15
Q

A- flexes mcp joint, extends pip and dip

A

lumbricals

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16
Q

A- opposes cmc of 5th finger

A

opponens digiti minimi

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17
Q

A- flexes mcp and cmc of 5th finger

A

flexor digiti minimi

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18
Q

A- abducts mcp of 5th finger

A

abductor digiti minimi

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19
Q

O- distal ulna

A

extensor indicis

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20
Q

I- base of distal phalanx of 2nd finger

A

extensor indicis

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21
Q

A- extends all joints (mcp, pip, dip)

A

extensor indicis

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22
Q

extensor indicis is innervated at?

A

radial nerve (C6-8)

23
Q

extensor digitorum originates?

A

lateral epicondyle of humerus

24
Q

I- base of distal phalanx of 2nd-5th fingers

A

extensor digitorum

25
A- extends all joints of fingers (dip, pip, mcp)
extensor digitorum
26
extensor digitorum is innervated at?
radial nerve (C6-8)
27
extensor digiti minimi originates?
lateral epicondyle of humerus
28
I- base of distal phalanx of 5th finger
extensor digiti minimi
29
A- extends all joints of 5th finger (dip, pip, mcp)
extensor digiti minimi
30
extensor digiti minimi is innervated at?
radial
31
O- common flexor tendon on medial epicondyle, coronoid process, and radius
flexor digitorum superficialis
32
I- sides of middle phalanx of 4 fingers
flexor digitorum superficialis
33
A- flexes pip and mcp joint of fingers
flexor digitorum superficialis
34
flexor digitorum superficialis innervates at?
median nerve (c7-T1)
35
O- upper 3/4 of ulna
flexor digitorum profundus
36
I- distal phalanx of 4 fingers
flexor digitorum profundus
37
A- flexes all joins of fingers (dip, pip, mcp)
flexor digitorum profundus
38
N- median and ulnar nerve (C8, T1)
flexor digitorum profundus
39
O- radius, anterior surface
flexor pollicis longus
40
I- distal phalnax of thumb
flexor pollicis longus
41
A- flexes all three joints at thumb (ip, mcp, cmc)
flexor pollicis longus
42
flexor pollicis longus innervates at?
median (C8, T1)
43
O- posterior radius, interosseous membrande, middle ulna
abductor pollicis longus
44
I- base of 1st metacarpal
abductor pollicis longus
45
A- abducts thumb (CMC)
abductor pollicis longus
46
abductor pollicis longus innervates at?
radial C6-7
47
O- posterior distal radius
extensor pollicis brevis
48
I- base of proximal phalanx of thumb
extensor pollicis brevis
49
A- extends mcp and cmc of thumb
extensor pollicis brevis
50
extensor pollicis brevis innervates at?
radial (C6-7)
51
O- middle posterior ulna, interosseous membrane
extensor pollicis longus
52
I- base of distal phalanx of thumb
extensor pollicis longus
53
A- extends all joints of thumb (IP, CMC, MCP)
extensor pollicis longus
54
extensor pollicis longus innervates at?
radial (C6-8)

Kinesiology PTA 125 (21 decks)

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