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Clinical Anatomy I > Craniofacial Muscles > Flashcards

Craniofacial Muscles Flashcards

1
Q

Buccinator (attachments)

A

alveolar processes of maxilla & mandible, pterygoid hamulus & pterygomandibular raphe to buccal angle

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2
Q

Buccinator (action)

A

compresses cheek

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3
Q

Buccinator (innervation)

A

buccal branch of facial n.

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4
Q

Depressor Anguli Oris (attachments)

A

mandible to buccal angle

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5
Q

Depressor Anguli Oris (action)

A

depresses buccal angle laterally

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6
Q

Depressor Anguli Oris (innervation)

A

buccal & mandibular branch of facial n.

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7
Q

Frontalis (attachments)

A

superficial fascia of eyebrows to epicranial aponeurosis

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8
Q

Frontalis (action)

A

protracts scalp or elevates eyebrows & nose

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9
Q

Frontalis (innervation)

A

temporal branch of facial n.

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10
Q

Levator Labii Superioris (attachments)

A

inferior orbital margin to lateral aspect of upper lip

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11
Q

Levator Labii Superioris (action)

A

raises & everts upper lip

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12
Q

Levator Labii Superioris (innervation)

A

buccal & zygomatic branches of facial n.

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13
Q

Nasalis (attachments)

A

maxilla lateral & inferior to nasal notch to bridge & ala of nose

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14
Q

Nasalis (action)

A

transverse fibers compress & alar fibers widen nasal aperture

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15
Q

Nasalis (innervation)

A

buccal branch of facial n.

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16
Q

Orbicularis Oculi (attachments)

A

orbital margin & medial palpebral lig. to superficial fascia of eyelid

17
Q

Orbicularis Oculi (action)

A

palpebral sphincter (closes eyes)

18
Q

Orbicularis Oculi (innervation)

A

temporal & zygomatic branches of facial n.

19
Q

Orbicularis Oris (attachments)

A

angle of mouth to superficial fascia of upper lip

20
Q

Orbcularis Oris (action)

A

oral sphincter (closes mouth)

21
Q

Orbicularis Oris (innervation)

A

buccal & mandibular branches of facial n.

22
Q

Platysma (attachments)

A

lower border of mandible to superficial fascia of skin of neck overlying clavicle

23
Q

Platysma (action)

A

wrinkles anterior nuchal skin

24
Q

Platysma (innervation)

A

cervical branch of facial n.

25
Q

Zygomaticus Major (attachments)

A

zygomatic bone to angle of mouth

26
Q

Zygomaticus Major (action)

A

raises buccal angle

27
Q

Zygomaticus Major (innervation)

A

buccal & zygomatic branches of facial n.

Clinical Anatomy I (12 decks)

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