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yr2 Control + Movement > 2 (C) Facial Muscles > Flashcards

2 (C) Facial Muscles Flashcards

1
Q

Muscle of facial expression that wrinkles forehead + elevates eyebrows is what?

A

Occipitofrontalis

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2
Q

Orbicularis Oculi is responsible for what

A

Closing Eyelids

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3
Q

Orbicularis Oris is responsible for what

A

Mouth sphincter

-> Close lips and pucker (duck face)

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4
Q

Buccinator does what?

A

Controls aperture of mouth

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5
Q

Platysma does what?

A

Tenses skin of inferior face + neck

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6
Q

Why is there pain during Mumps?

A

Parotid gland duct closes + compresses against facial nerve

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7
Q

Where does the parotid gland empty into?

A

upper 2nd molar

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8
Q

Whta vein is present in the parotid gland?

A

Retromandibular vein

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9
Q

Submandibular + Sublingual gland have PNS innervation from what nerve?

A

CN VII (Facial nerve)

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10
Q

All extraocular muscles are innervated by the Occulomotor nerve (CN III) except which 2?

A

LR6 (Lateral Rectus Muscle -> CN VI)

SO4 (Superior Oblique -> CN IV)

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11
Q

What is the role of the levator palpebrae superioris

A

Lifts eyelid

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12
Q

Inversion of the eye is performed by which muscle

A

Superior Oblique

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13
Q

Eversion of the eye is performed by which muscle

A

Inferior Oblique

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14
Q

What is diplopia

A

Double vission

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15
Q

Ptosis is what?

A

Dropping eye lids

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16
Q

Horners syndrome consists of what (3)

A

Miosis

Ptosis

Anhidrosis

17
Q

Pterygoid muscle is innervated by what?

A

Trigeminal

18
Q

Hyoid muscle is innervated by what

A

Facial

19
Q

Ant digastric muscle is innervated by what?

A

V3 Trigeminal

20
Q

Post belly muscle is innervated by what?

A

Facial

21
Q

On complete anatomy, locate the

Mandibular coronoid process
Mandibular Ramus
Mandibular Angle
Condylar process of mandible

A

-

22
Q

What happens to the mouth if there is a UMN lesion

A

Contralateral side drooping

yr2 Control + Movement (24 decks)

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