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(biol 160) anatomy & physiology > lab quiz #2: muscles > Flashcards

lab quiz #2: muscles Flashcards

1
Q

flexion

A

decrease angle of a joint

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2
Q

extension

A

increase angle of a joint

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3
Q

abduction

A

taking away from body

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3
Q

adduction

A

moving towards body

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4
Q

circumduction

A

rotate in a circle

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5
Q

medial rotation

A

rotate body part inward

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6
Q

lateral rotation

A

rotate body part outward

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7
Q

elevation

A

lifting a body part superiorly

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8
Q

depression

A

lowering a body part inferiorly

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9
Q

protraction

A

move anteriorly (forward)

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10
Q

retraction

A

move posteriorly (backward)

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11
Q

pronation

A

rotate forearm so palms face posteriorly

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12
Q

supination

A

rotate forearm so palms face anteriorly

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13
Q

inversion

A

turning sole of foot medially

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14
Q

eversion

A

turning sole of foot laterally

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15
Q

dorsiflexion

A

lifting foot so toes are in the air (e.g. wet toe nails)

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16
Q

plantar flexion

A

raising the heel of your foot but toes are still on the ground (e.g. tippy toes)

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17
Q

orbicularis oculi

A

closes eyes

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18
Q

orbicularis oris

A

puckers lips

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19
Q

masseter

A

elevates mandible to close jaw

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20
Q

temporalis

A

elevates mandible to close jaw

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21
Q

sternocleidomastoid

A

flexion of neck; lateral flexion

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22
Q

pectoralis major

A

flexion, adduction, & medial rotation @ shoulder

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23
Q

deltoid

A

abduction, flexion, extension @ shoulder

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24
Q

levator scapulae

A

elevates the scapula

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25
Q

trapezius

A

retraction of scapula

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26
Q

latissimus dorsi

A

extension, adduction, & medial rotation @ shoulder

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27
Q

supraspinatus

A

abduction @ shoulder

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28
Q

infraspinatus

A

lateral rotation @ shoulder

29
Q

teres minor

A

lateral rotation @ shoulder

30
Q

subscapularis

A

medial rotation @ shoulder

31
Q

teres major

A

medial rotation @ shoulder; assists w. shoulder adduction

32
Q

rhomboid major

A

retraction of scapula

33
Q

rectus abdominis

A

flexion @ vertebral column

34
Q

external oblique abdominis

A

flexion & rotation @ vertebral column; compress abs

35
Q

internal oblique abdominis

A

flexion & rotation @ vertebral column; compress abs

36
Q

erector spinae

A

extension @ vertebral column

37
Q

external intercostals

A

elevation (for inhalation)

38
Q

internal intercostals

A

depression (for exhalation)

39
Q

diaphragm

A

flattens for inhalation

40
Q

triceps brachii

A

extension @ elbow & shoulder

41
Q

biceps brachii

A

flexion @ elbow, supination

42
Q

brachioradialis

A

flexion @ elbow

43
Q

pronator teres

A

pronation @ proximal radio-ulnar joint

44
Q

flexor carpi radialis

A

flexion & aBduction @ wrist

45
Q

flexor carpi ulnaris

A

flexion & aDduction @ wrist

46
Q

flexor digitorum superficialis

A

flexion @ finger/wrist joints

47
Q

extensor digitorum

A

extension @ finger/wrist joints

48
Q

supinator

A

supination @ proximal radio-ulnar joint

49
Q

psoas major

A

flexion @ hip

50
Q

iliacus

A

flexion @ hip

51
Q

gluteus maximus

A

extension & lateral rotation @ hip

52
Q

gluteus medius

A

abduction @ hip

53
Q

sartorius

A

flexion & lateral rotation @ hip

54
Q

rectus femoris

A

extension @ knee; flexion @ hip

55
Q

vastus lateralis

A

extension @ knee

56
Q

vastus medialis

A

extension @ knee

57
Q

vastus intermedius

A

extension @ knee

58
Q

biceps femoris

A

flexion @ knee; extension @ hip

59
Q

semitendnosus

A

flexion @ knee; extension @ hip

60
Q

semimembranosus

A

flexion @ knee; extension @ hip

61
Q

gracilis

A

adduction @ hip

62
Q

tibialis anterior

A

dorsiflexion & inversion of ankle & foot

63
Q

extensor digitorum longus

A

extension of digits; dorsiflexion @ ankle

64
Q

gastrocnemius

A

plantar flexion @ ankle

65
Q

soleus

A

plantar flexion @ ankle

66
Q

what are the four rotator cuff muscles?

A

supraspinatus
infraspinatus
teres minor
subscapularis

67
Q

what four muscles make up your quads?

A

rectus femoris
vastus lateralis
vastus medialis
vastus intermedius

68
Q

what three muscles make up your hamstrings?

A

biceps femoris
semitendonosus
semimembranosus

69
Q

what two activities includes your masseter and temporalis muscles?

A

mastication (chewing) & talking

(biol 160) anatomy & physiology (8 decks)

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