1.5b Cranial Nerves (Neurobio 3+4)

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W2 Southard

Last updated 2:30 PM on 9/10/26
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48 Terms

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I

Olfactory

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Where is the olfactory nerve?

telencephalon

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What is the function of the olfactory nerve?

smell

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Is the olfactory nerve sensory, motor, or both?

Sensory

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II

optic

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Where is the optic nerve?

diencephalon

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What is the function of the optic nerve?

vision

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Is the optic nerve sensory, motor, or both?

sensory

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III

Occulomotor

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Where is the Occulomotor nerve?

mesencephalon

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What is the function of the Occulomotor nerve?

eye movement

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is the Occulomotor nerve sensory, motor, or both?

motor

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IV

trochlear

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Where is the trochlear nerve?

mesencephalon

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What is the function of the trochlear nerve?

eye movement

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Is the trochlear nerve sensory, motor, or both?

Motor

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V

trigeminal

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Where is the trigeminal nerve?

metencephalon

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What is the function of the trigeminal nerve?

- sensory to the face

- motor to the chewing muscles

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Is the trigeminal nerve sensory, motor, or both?

BOTH

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VI

Abducent

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Where is the abducent nerve?

myelencephalon

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What is the function of the abducent nerve?

eye movement

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Is the abducent nerve sensory, motor, or both?

motor

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VII

facial

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Where is the facial nerve?

myelencephalon

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What is the function of the facial nerve?

1. sensory to ear

2. motor to muscles of facial expression

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Is the facial nerve sensory, motor, or both?

Both

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VIII

vestibulocochlear

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Where is the vestibulocochlear nerve?

myelencephalon

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What are the functions of the vestibulocochlear nerve?

2 divisions: vestibular (balance) and cochlear (hearing)

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Is the vestibulocochlear nerve sensory, motor, or both?

Sensory

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IX

glossopharyngeal

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Where is the glossopharyngeal nerve?

myelencephalon

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What is the function of the glossopharyngeal nerve?

sensory and motor to mouth and throat

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is the glossopharyngeal nerve sensory, motor, or both?

BOTH

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X

Vagus

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Where is the Vagus nerve?

myelencephalon

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What is the function of the Vagus nerve?

sensory and motor to the viscera

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Is the Vagus nerve sensory, motor, or both?

BOTH

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XI

spinal accessory

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Where is the spinal accessory nerve?

myelencephalon

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What is the function of the spinal accessory nerve?

motor to neck muscles

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Is the spinal accessory nerve sensory, motor, or both

motor

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XII

hypoglossal

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Where is the hypoglossal nerve?

myelencephalon

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What is the function of the hypoglossal nerve?

motor to muscles of tongue

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Is the hypoglossal nerve sensory, motor, or both?

motor