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Anatomy > Lab: Muscular System-Head, Neck, And Trunk > Flashcards

Lab: Muscular System-Head, Neck, And Trunk Flashcards

1
Q

Covers the dome of the skull; includes the galea aponeurotica, frontal belly, and occipital belly

A

Epicranius

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2
Q

Produces blinking, squinting; winking muscle

A

Orbicularis oculi

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3
Q

Opens lips

A

Levator labii superioris

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4
Q

Raises lateral corners of the mouth upward; smiling muscles

A

Zygomatic major and minor

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5
Q

Draws corner of lip laterally; tenses lips

A

Risorius

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6
Q

Closes mouth; kissing and whistling muscle

A

Orbicularis oris

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7
Q

Protrudes lower lip; V shaped muscle on chin

A

Mentalis

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8
Q

Holds food between teeth during chewing

A

Buccinator

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9
Q

Closes jaw and elevates mandible

A

Masseter

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10
Q

Closes jaw; elevates and retracts mandible

A

Temoralis

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11
Q

Sheetlike superficial neck muscle; role in facial expression

A

Platysma

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12
Q

Flexion of neck forward

A

Sternocleidomastoid

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13
Q

Large fan shaped muscle upper portion of chest

A

Pectoralis major

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14
Q

Fan shape muscle deep to scapula

A

Serratus anterior

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15
Q

Fleshy triangular shoulder muscle; injection site

A

Deltoid

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16
Q

Underneath pectoralis major

A

Pectoralis minor

17
Q

11 pairs; aids in inspiration

A

External intercostals

18
Q

11 pairs; aids in expiration

A

Internal intercostals

19
Q

Prime mover of inspiration; forms floor of thoracic cavity

A

Diaphragm

20
Q

Elevates scapula when shrugging shoulders

A

Trapezius

21
Q

Brings arm down in power stroke

A

Latissimus dorsi

22
Q

Stabilizes shoulder

A

Infraspinatus and supraspinatus

23
Q

Bundle of nerve or muscle fibers bound together by connective tissue

A

Fascicle

24
Q

Means straight

A

Rectus

25
Q

Means triangle

A

Deltoid

26
Q

Means Trapezoid- structure with 4 sides with 2 of them being parallel

A

Trapezius

27
Q

Rough fibrous band of tissue

A

Aponeurosis

Anatomy (11 decks)

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