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Anatomy 204L > Lab 11: Special Senses > Flashcards

Lab 11: Special Senses Flashcards

1
Q

CN2 (Optic nerve)

A

Function: retina of the eye

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2
Q

Fovea centralis

A

Region where the most acute vision is processed

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3
Q

Optic disk

A

“Bind spot” where the optic nerve connects to the retina

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4
Q

Suspensory ligaments

A

AKA Zonular fibers

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5
Q

Aqueous humor

A

The substance that fills the anterior cavity

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6
Q

Vitreous humor

A

The substance that fills the posterior cavity

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7
Q

Iris

A

The anterior and posterior chambers are divided by the iris

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8
Q

Lens

A

The anterior and posterior cavities are divided by the lens

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9
Q

CN3 (Oculomotor nerve)

A

Innervates the superior rectus, inferior rectus, medial rectus, and inferior oblique

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10
Q

Superior rectus

A

Action: Inferior rotation of the eye

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11
Q

Inferior rectus

A

Action: Inferior rotation of the eye

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12
Q

Lateral rectus

A

Action: Lateral rotation of the eye

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13
Q

CN6 (Abducens nerve)

A

Innervates the lateral rectus

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14
Q

Medial rectus

A

Action: Medial rotation of the eye

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15
Q

Superior oblique

A

Action: Inferior and lateral rotation of the eye

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16
Q

CN4 (Trochlear nerve)

A

Innervates the superior oblique

17
Q

Inferior oblique

A

Action: Superior and lateral rotation of the eye

18
Q

Tympanic membrane

A

AKA Eardrum

19
Q

Stapes

A

The stapes sits into the oval window

20
Q

Round window

A

Function: Allow the pressure from the sound waves to move throughout the cochlea

21
Q

CN8

A

Vestibulocochlear nerve

22
Q

Semicircular canals

A

Sensation of motion, orientation and balance

23
Q

CN1 (Olfactory nerve)

A

Function: Olfactory epithelium

24
Q

CN7 (Facial nerve)

A

Function: Taste buds of the anterior 2/3 of the tongue

25
Q

CN9 (Glossopharyngeal nerve)

A

Function: Teste buds of the posterior 1/3 of the tongue

26
Q

CN12 (Hypoglossal nerve)

A

Function: Muscles of the tongue

27
Q

CN10 (Vagus nerve)

A

Function: Taste and gag reflex

28
Q

CN5 (Trigeminal nerve, mandibular branch)

A

Function: Skin of the lower 1/3 of the face, pain from tongue

Anatomy 204L (5 decks)

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