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Physiological Psychology > Cranial nerves, meninges, ventrical system > Flashcards

Cranial nerves, meninges, ventrical system Flashcards

1
Q

I.

Is the _olfactory nerv_e sensory or motor? What is its function?

A

sensory; its function is smell

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2
Q

II.

Is the optic nerve sensory or motor? What is its function?

A

sensory; function is vision

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3
Q

III.

is the oculomotor nerve motor or sensory? function?

A

motor; function is eye movements, pupillary constriction/accommodation, muscle of upper eyelid

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4
Q

IV.

is the trochlear nerve motor or sensory? function?

A

motor; eye movements (intorsion, downward gaze)

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5
Q

V.

is the trigeminal nerve sensory or motor? function?

A

sensory & motor; somatic sensation from face, mouth, cornea, muscles of mastication

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6
Q

VI.

is the abducens nerve motor or sensory? function?

A

motor; eye movements (abduction, lateral movements)

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7
Q

VII.

is the facial nerve motor or sensory? function?

A

sensory & motor; muscles of facial expression, taste (anterior tongue), lacrimal/salivary glands

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8
Q

VIII.

is the vestibulochlear nerve sensory or motor? function?

A

sensory; hearing, balance

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9
Q

IX.

is the glossopharyngeal nerve sensory or motor? function?

A

sensory & motor; posterior tongue, pharynx, salivary glands

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10
Q

X.

is the vagus nerve sensory or motor? function?

A

sensory & motor; autonomic functions of gut, cardiac inhibition, larynx/pharynx, vocal cords, swallowing

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11
Q

XI.

is the accessory nerve motor or sensory? function?

A

motor; shoulder & neck

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12
Q

XII.

is the hypoglossal nerve motor or sensory? function?

A

motor; movements of tongue

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13
Q

meninges

what is the dura matter?

A

outermost, tough layer

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14
Q

meninges

what is the arachnoid matter?

A

middle layer, web-like, filled with fluid, cushions brain

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15
Q

meninges

what is the pia matter?

A

innermost layer, delicate

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16
Q

ventricles

what is the flow of CSF in the ventricle system?

A

lateral ventricles → interventricular foramina → 3rd ventricle → cerebral aqueduct → 4th ventricle → central canal

17
Q

ventricles

Label diagram

A

A. lateral ventricles

-interventricular foramina connects LV and 3rd ventricles-

B. 3rd ventricle

C. cerebral aqueduct

D. 4th ventricle

E. central canal

18
Q

ventricles

what is the purpose of CSF?

A

cushion and protection of the brain

19
Q

systems

what is the lymphatic system?

A

“sewer system” of body; protection of immune cells and removal/movement of excess fluids

20
Q

systems

what is the glymphatic system?

A

similar to lymphatic, but glial-dependent and in the brain; waste clearance pathway

Physiological Psychology (4 decks)

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