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Anatomy - Chapter 5 muscles > muslces > Flashcards

muslces Flashcards

1
Q

frontal belly of epicranius

A

raises eyebrows

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2
Q

corrugator supercilii

A

pulls medially and inferiorly

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3
Q

orbicularis oculi

A

closes eyes

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4
Q

orbicularis oris

A

closes mouth

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5
Q

zygomaticus

A

smile

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6
Q

mentalis

A

pout

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7
Q

platysma

A

tense neck

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8
Q

buccinator

A

compresses cheek

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9
Q

masseter

A

prime mover of jaw closure

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10
Q

temporalis

A

jaw closure

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11
Q

medial and lateral pterygloid

A

grinding

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12
Q

buccinator

A

food on teeth

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13
Q

genioglossus

A

moves tongue

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14
Q

hyoglosses

A

moves tongue

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15
Q

styloglossus

A

moves tongue

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16
Q

sternocliedomastiod

A

flexes neck / bilateral and contralateral rotation of head

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17
Q

scalenes

A

elevate first 2 ribs

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18
Q

splenius

A

neck extension and hyperextension

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19
Q

erector spinae

A

prime mover of back extension

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20
Q

quadratus lumborum

A

laterally flexes vertebral column

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21
Q

diaphragm

A

prime mover of inspiration

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22
Q

external intercostals

A

inspiration aid

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23
Q

internal intercostals

A

forced expiration

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24
Q

rectus abdominis

A

flexes and rotates vertebral column

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25
Q

external and internal oblique

A

flexes spine / compresses abdominal wall / trunk rotation and lateral flexion

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26
Q

transverse abdominis

A

compresses abdominal wall

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27
Q

levator ani

A

supports and maintains pelvic organs

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28
Q

coccygeus

A

supports and maintains pelvic organs

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29
Q

pectoralis minor

A

pulls scapula forward and downward

30
Q

serratus anterior

A

fixes scapula

31
Q

subclavius

A

helps depress shoulder girdle

32
Q

trapezius

A

stabilizes and elevates scapula

33
Q

levator scapula

A

elevates and adducts scapula

34
Q

rhomboids

A

stabilizes scapula

35
Q

pectoralis major

A

prime mover of arm flexion / adducts and medially rotates arm

36
Q

deltoid

A

prime mover of arm abduction

37
Q

latissimus dorsi

A

prime mover of arm extension / adducts and medially rotates arm

38
Q

supraspinatus

A

abduction initiation of shoulder

39
Q

infraspinatus

A

external rotation of shoulder

40
Q

teres minor

A

external rotation of shoulder

41
Q

subscapularis

A

internal rotation of shoulder

42
Q

biceps brachii

A

flexion and supination of arm

43
Q

brachialis

A

flexion of arm

44
Q

triceps brachii

A

extension of arm

45
Q

pronator quadratus

A

pronation of arm

46
Q

supinator

A

supinates arm

47
Q

flexor carpi radialis

A

wrist flexion

48
Q

flexor carpi ulnaris

A

wrist flexion

49
Q

flexor digitorum superficialis

A

wrist extension

50
Q

extensor carpi ulnaris

A

wrist extension

51
Q

extensor carpi radialis

A

wrist extension

52
Q

extensor digitorum

A

wrist and finger extension

53
Q

flexor digitorum profundus and superficialis

A

finger flexion

54
Q

iliopsoas

A

hip flexion

55
Q

tensor fascia (tendon IT band)

A

hip abduction

56
Q

adductor compartment

A

hip adduction

57
Q

gluteus maximus

A

hip extension

58
Q

rectus femoris

A

leg extension

59
Q

vastus medialis, lateralis, and intermedius

A

leg extension

60
Q

biceps femoris

A

hip extension and knee flexion

61
Q

semitendinosus

A

knee flexion

62
Q

semimembranosus

A

knee flexion

63
Q

gastrocnemius and soleus

A

plantar flexion

64
Q

tibialis anterior

A

dorsiflexion

65
Q

tibialis posterior

A

inversion of foot

66
Q

fibularis longus and brevis

A

eversion of foot

67
Q

flexor digitorum longus

A

toe flexion

68
Q

extensor digitorum longus

A

toe extension

69
Q

flexor hallucis longus

A

flexion of big toe

70
Q

extensor hallucis brevis

A

extension of big toe

Anatomy - Chapter 5 muscles (1 decks)

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