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Human Anatomy > Head & Neck > Flashcards

Head & Neck Flashcards

1
Q

Obicularis oculi

A

Closes the eyelid softly & tightly

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2
Q

Corrrugator supercilii

A

Draws the eyebrows in and down

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3
Q

Nasalis

A

Open & closes nostrils

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4
Q

Procerus

A

Wrinkles bridge of nose

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5
Q

Depressor septi

A

Pulls nose inferiorly

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6
Q

Risorius

A

Retracts corner of mouth

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7
Q

Zygomaticus major and minor

A

Corners of mouth upward & lateral

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8
Q

Levator labi superiors alaque nasi

A

Raises upper lip

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9
Q

Levator anguli oris

A

Elevates corner of mouth
Deepens furrow between nares & corner of mouth during sadness

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10
Q

Levator labi superioris

A

Raises upper lip
Deepens furrow between nares & corner of mouth during sadness

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11
Q

Obicularis oris

A

OI: arise from maxilla superiorly & from mandible inferiorly, blends w/other muscles surrounding mouth
A: narrows mouth & closes lips

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12
Q

Buccinator

A

Forms the muscular components of cheek
Arise from posterior parts maxilla & mandible
Travels deep to other muscles between maxilla & mandible
Compresses cheeks against teeth
Keeps food clear
Helps forcefully expel air from mouth

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13
Q

Levator Plapebrae superioris (LPS)

A

aises the upper eyelid

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14
Q

Superior Rectus

A

elevates, adducts
Occulomotor nerve III

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15
Q

Inferior Rectus

A

depresses, adducts
Occulomotor III

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16
Q

Medial Rectus

A

adducts
Occulomotor III

17
Q

Lateral Rectus

A

abducts
Abducens VI

18
Q

Superior Oblique

A

O: originates from superior & medial to optic canal
> depresses, abducts
throchlear IV

19
Q

Inferior oblique

A

> elevates, abducts
Occulomotor III

20
Q

Temporalis muscle

A

O: bone of temporal fossa
I: coronoid process of mandible
N: Temporal n (mandibular V3)
A: elevation & retraction of mandible

21
Q

Parotid Gland

A

Largest of 3 salivary glands
Anterior to ear & mastoid process
Faial nerve branches within
External carotid runs deep to gland
Retromandibular v. is formed in gland

Human Anatomy (17 decks)

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