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Anatomy Chapter 30 > Anatomy Chapter 30 > Flashcards

Anatomy Chapter 30 Flashcards

1
Q

All nerves to these muscles is the CN VII (facial)

A

Muscles of facial expression

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2
Q

What are the parts of facial expression?

A

Scalp, neck, eyes, nose, mouth

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3
Q

Forward and backward movement of the scalp

A

Occipitofrontalis (epicranius)

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4
Q

From inferior border of mandible down to clavicle. Moves the skin over the neck

A

Platysma

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5
Q

Circles the eye

A

Orbicularis oculi

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6
Q

Around the eye

A

Orbital part

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7
Q

Palpebral part

A

Eyelid

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8
Q

Raises the eyelid

A

Levator palpebri superioris

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9
Q

From bridge of the nose to lateral eyebrow

A

Corrugator

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10
Q

From bridge of the nose to medical eyebrow (frowning)

A

Procerus

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11
Q

Opens and closes the nostrils

A

Nasalis

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12
Q

Flares nostrils

A

Dilator naris

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13
Q

Closes the nostrils

A

Compressor naris

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14
Q

Circles oral cavity in lip and closes and compressed lips

A

Orbicularis oris

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15
Q

Elevated upper lip

A

Levator labii superioris

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16
Q

Elevated lip but is poorly developed

A

Zygomaticus minor

17
Q

Elevates the corners of the mouth (smile)

A

Zygomaticus major

18
Q

Pulls mouth angles upward and towards midline

A

Levator anguli oris

19
Q

Pulls down the lower lip

A

Depressor labii inferioris

20
Q

Pulls corners of lip down

A

Depressor anguli oris

21
Q

Pulls skin up toward the incisors in mandible

A

Mentalis

22
Q

The most important part of the mouth

A

Buccinator

23
Q

Originates from pterygomandibular raphe and aides in chewing. Musculature of the cheek

A

Buccinator

24
Q

Aids in smiling but is usually poorly developed

A

Risorius

Anatomy Chapter 30 (1 decks)

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