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Anatomy > lab 5 Muscle terminology head neck heart > Flashcards

lab 5 Muscle terminology head neck heart Flashcards

1
Q

origin

A

the less movable of the tow points of attachment of a muscle

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2
Q

insertion

A

the usually distal and more movable attachment of a muscle

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3
Q

tendon

A

cord of dense regular connective tissue that connects muscle to bone

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4
Q

flexion

A

decreases the angle of the joint

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5
Q

extension

A

increases the angle of the joint

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6
Q

elevation

A

upward (superior) movement of a part of the body

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7
Q

depression

A

downward(inferior) movement of a part of the body

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8
Q

rotation

A

the turning movement of a bone around its own long axis

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9
Q

medial rotation

A

the limbs anterior surface turns towards the medican plane of the body

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10
Q

lateral rotation

A

the limbs anterior surface turns towards the lateral plane of the body

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11
Q

ispilateral

A

on the same side

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12
Q

contralateral

A

relating to the opposite side

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13
Q

synergist

A

muscle that aids the action of another

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14
Q

antagonist

A

muscle that opposes the action of another

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15
Q

abduction

A

movement of a limb away from the midline

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16
Q

adduction

A

movement of a limb toward the body midline

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17
Q

aponeurosis

A

fibrous sheet or flat extended tendon

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18
Q

protraction

A

a nonangular movement in the anterior direction in the transverse plane

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19
Q

pronation

A

the forearm rotates medially so the palm faces posteriorly

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20
Q

supination

A

the forearm rotates laterally so the palm faces anteriorly

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21
Q

orbicularis oculi action and innervation

A

close eye; facial cn VII; label on lab manual

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22
Q

Orbicularis oris action and innervation

A

purse mouth- kissing; facial cn vii ; label on manual

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23
Q

Frontalis action/innervation

A

raise eyebrows; facial cn vii; label

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24
Q

zygomaticus major ac/inn

A

elevate corner of mouth (smile) , facial cn vii, label

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25
Q

Masseter ac/inn

A

Elevate mandible, mandibular v3 of trigem cn v; label

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26
Q

temporalis ac/inn

A

elevate mandible; mandibular v3 of trigem cn 5; label

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27
Q

platysma ac/inn

A

tense neck; facial cn vii; label

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28
Q

sternoclediomastoid (bilateral and unilateral) ac/inn

A

neck flexion if bilateral ; contralateral neck rotation if unilateral ; accessory cn xi

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29
Q

Anterior and posterior belly of digastric ac/inn

A

depress mandible; facial cn vii and mandibular v3 of trigem cn v; label

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30
Q

mylohyoid action

A

elevate hyoid during swallowing

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31
Q

sternohyoid action

A

depress hyoid during swallowing

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32
Q

superior belly of omohyoid and inferior belly of omohyoid action

A

depress hyoid during swallowing

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33
Q

sigmoid sinus drains into

A

internal jugular vein

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33
Q

transverse sinus drains into

A

sigmoid sinus

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34
Q

inferior sagittal sinus becomes

A

straight sinus

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35
Q

superior sagittal sinus drains into

A

right transverse sinus

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36
Q

Brachiocephalic vein drains into

A

superior vena cava

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37
Q

internal jugular vein merges with what to form what

A

merges with subclavian veins to form brachiocephalic veins

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38
Q

facial veins drains into

A

subclavian veins

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39
Q

external jugular vein drains into

A

superior vena cava

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40
Q

superficial temporal veins drain into

A

external jugular vveins

41
Q

which valve of the heart separates the left ventricle from the aorta

A

the aortic valve

42
Q

oxygenated blood (picked up in the lungs is found in which chamber(s) of the heart

A

left atrium and ventricle

43
Q

what are the first two arteries that branch from the aorta

A

left and right coronary arteries

44
Q

the great cardiac vein originates between which two chambers of the heart

A

right atrium and the ventricle

45
Q

blood flow pathway

A

blood returning to heart from -> superior vena cava -> right atrium -> tricuspid valve -> right ventricle -> pulmonary valve -> pulmonary trunk -> pulmonary arteries (L&R) -> capillaries of lungs -> pulmonary veins (L&R) -> left atrium -> mitral valve -> left ventricle -> aortic valve -> ascending aorta -> aortic arch -> myocardium of ventricles

46
Q

easy way to memorize blood flow pathway

A

tpma ( TOILET PAPER MY ASS )

47
Q

antecubital

A

region anterior to elbow

48
Q

palma/palmar

A

palm of hand

49
Q

axilla/axillary

A

armpit

50
Q

carpus/carpi/carpal

A

wrist

51
Q

actions of anterior fibers of deltoid

A

flexion of arm, medial rotation of arm

52
Q

action of middle (lateral) fibers of deltoid

A

adduction of arm

53
Q

action of posterior fibers of deltoid muscle

A

extension of arm, lateral rotation of arm

54
Q

motor innervation for deltoid

A

axillary nerve

55
Q

coracobrachialis action and innervation

A

adduction of arm, flexion of arm, mucsulocutaneous nerve

56
Q

biceps brachii action and innervation (long)

A

flexion of arm, musculocutaneous nerve

57
Q

biceps brachii action and innervation (short)

A

flexion of arm, supination of forearm, musculocutaenous nerve

58
Q

brachialis action and innervation

A

flexion of forearm, musculocutaenous nerve

59
Q

triceps brachii action of lateral head

A

extension of forearm

60
Q

triceps brachii action of long head

A

extension of arm, adduction of arm, extension of forearm

61
Q

triceps brachii action of medial head

A

extension of forearm

62
Q

innervation for triceps brachii

A

radial nerve

63
Q

pronator teres action/innervation

A

pronation of forearm/median nerve

64
Q

flexor carpi radialis action/innervation

A

flexion of wrist, abduction of hand / median nerve

65
Q

palmaris longus action/innervation

A

flexion of wrist/ median nerve

66
Q

flexor carpi ulnaris ac/inn

A

flexion of wrist, adduction of hand/ median nerve

67
Q

flexor digitorum superficialis ac/inn

A

flexion of fingers 2-5/median nerve

68
Q

flexor pollicis longus action/ innervation

A

flexion of pollex/ median nerve

69
Q

brachioradialis ac/inn

A

flexion of forearm/radial nerve

70
Q

what makes the brachioradialis so special?

A

its innervated by the radial nerve despite being on the posterior side of the forearm.

71
Q

what are the different posterior forearm muscles

A

extensor carpi radialis longus, extensor carpi radialis brevis, extensor digitorum, extensor carpi ulnaris, extensor retinaculum

72
Q

extensor carpi radialis longus action and innervation

A

extension of wrist, abduction of hand, radial nerve

73
Q

extensor carpi radialis brevis action and innervation

A

extension of wrist, abduction of hand, radial nerve

74
Q

extensor digitorum aciton and innervation

A

extension of fingers 2-5 / radial nerve

75
Q

extensor carpi ulnaris ac/inn

A

extension of wrist, adduction of hand/ radial nerve

76
Q

sensory function of musculocutaneous nerve

A

sensory to lateral forearm

77
Q

sensory function to median nerve

A

sensation to anterior skin of lateral 3.5 digits

78
Q

sensory function to ulnar nerve

A

sensation to anterior and posterior skin of medial 1.5 digits

79
Q

sensory function to radial nerve

A

sensation to posterior skin of arm, forearm and lateral 3.5 digits

80
Q

sensory function to axillary nerve

A

sensory to skin over the deltoid

81
Q

thoracic

A

relating to thorax = contains pectoral, axillary, and sternal region

82
Q

pulmonary

A

relating to lungs

83
Q

action of anterior scalene

A

elevate rib 1

84
Q

action of middle scalene

A

elevate rib 1

85
Q

action of posterior scaclene

A

elevate rib 2

86
Q

Pectoralis major action

A

flex arm and adduct arm

87
Q

pectoralis minor action

A

elevate ribs 3-5 and protract scapula

88
Q

serratus anterior action

A

protract action

89
Q

the pectoralis minor is attatched to which ribs

A

3-5

90
Q

the serratus anterior is attatched to which ribs

A

1-9

91
Q

subscpaularis action

A

medially rotate arm

92
Q

supraspinatus action

A

abduct arm

93
Q

infraspinatus action

A

adduct arm, laterally rotate arm

94
Q

teres minor action

A

laterally rotate arm, adduct arm

95
Q

external intercostals ac/in

A

elevate ribs, intercostal nerve

96
Q

internal intercostal ac/inn

A

depres ribs, intercostal nerve

97
Q

diaphragm ac/inn

A

compress abdominopelvic cavity for inhalation/phrenic nerve

98
Q

Vagus CN X function/innervation

A

motor = speaking, parasympathetic motor neurons = heart, gastrointestinal tract

99
Q

accessory CN XI function

A

motor to sternocleidomastoid

Anatomy (7 decks)

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