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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
Q

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

A

extensor digitorum

26
Q

extensor digitorum is innervated at?

A

radial nerve (C6-8)

27
Q

extensor digiti minimi originates?

A

lateral epicondyle of humerus

28
Q

I- base of distal phalanx of 5th finger

A

extensor digiti minimi

29
Q

A- extends all joints of 5th finger (dip, pip, mcp)

A

extensor digiti minimi

30
Q

extensor digiti minimi is innervated at?

A

radial

31
Q

O- common flexor tendon on medial epicondyle, coronoid process, and radius

A

flexor digitorum superficialis

32
Q

I- sides of middle phalanx of 4 fingers

A

flexor digitorum superficialis

33
Q

A- flexes pip and mcp joint of fingers

A

flexor digitorum superficialis

34
Q

flexor digitorum superficialis innervates at?

A

median nerve (c7-T1)

35
Q

O- upper 3/4 of ulna

A

flexor digitorum profundus

36
Q

I- distal phalanx of 4 fingers

A

flexor digitorum profundus

37
Q

A- flexes all joins of fingers (dip, pip, mcp)

A

flexor digitorum profundus

38
Q

N- median and ulnar nerve (C8, T1)

A

flexor digitorum profundus

39
Q

O- radius, anterior surface

A

flexor pollicis longus

40
Q

I- distal phalnax of thumb

A

flexor pollicis longus

41
Q

A- flexes all three joints at thumb (ip, mcp, cmc)

A

flexor pollicis longus

42
Q

flexor pollicis longus innervates at?

A

median (C8, T1)

43
Q

O- posterior radius, interosseous membrande, middle ulna

A

abductor pollicis longus

44
Q

I- base of 1st metacarpal

A

abductor pollicis longus

45
Q

A- abducts thumb (CMC)

A

abductor pollicis longus

46
Q

abductor pollicis longus innervates at?

A

radial C6-7

47
Q

O- posterior distal radius

A

extensor pollicis brevis

48
Q

I- base of proximal phalanx of thumb

A

extensor pollicis brevis

49
Q

A- extends mcp and cmc of thumb

A

extensor pollicis brevis

50
Q

extensor pollicis brevis innervates at?

A

radial (C6-7)

51
Q

O- middle posterior ulna, interosseous membrane

A

extensor pollicis longus

52
Q

I- base of distal phalanx of thumb

A

extensor pollicis longus

53
Q

A- extends all joints of thumb (IP, CMC, MCP)

A

extensor pollicis longus

54
Q

extensor pollicis longus innervates at?

A

radial (C6-8)

Kinesiology PTA 125 (21 decks)

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