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Tracey's Lab Notes > Cranial Nerves > Flashcards

Cranial Nerves Flashcards

1
Q

What is the mnemonic for the names of cranial nerves?

A 
Old - Olfactory I
Opie - Optic II
Occasionally - Oculomotor III
Tries - Trochlear IV
Trigonometry - Trigeminal V 
And - Abducens VI
Feels - Facial VII
Very - Vestibulocochlear VIII
Gloomy - Glossopharyngeal IX 
Vague - Vagus X
And - Accessory XI
Hypoactive - Hypoglossal XII
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2
Q

What is the mnemonic for the sensory/motor function of the cranial nerves?

A 
S = Sensory;      M = Motor;      B = Both
Some
Say
Money
Matters
But
My
Brother
Says
Big
Brains
Matter
More
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3
Q

what is the type and function of cranial nerve (I) ?

A

Olfactory Neve I
sensory (afferent)
carry information from nose to brain

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4
Q

what is the opening that olfactory nerve (I) passes through?

A

cribriform plate

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5
Q

what is the type and function of cranial nerve (II) ?

A

Optic nerve II
sensory (afferent)
carry visual information from the eyes to the brain

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6
Q

what is the opening within the skull that the Optic Nerve II passes through?

A

optic canal

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7
Q

what is the type and function of cranial nerve (III) ?

A

Oculomotor nerve III
motor (efferent)
serves muscles that move the eye

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8
Q

what is the opening within the skull that the Oculomotor nerve III passes through?

A

superior orbital fissure

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9
Q

what is the type and function of cranial nerve (IV) ?

A

Trochlear nerve IV
motor (efferent)
serves muscles that move the eye

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10
Q

what is the opening within the skull that the Trochlear Neve IV passes through?

A

superior orbital fissure

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11
Q

what is the type and function of cranial nerve (V) ?

A

Trigeminal nerve V
both (mixed nerve)
sensory nerve of face
motor function for mastication

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12
Q

what are the three subdivision of the Trigeminal Nerve V? What do they serve to function?

A

Ophthalmic division - serve area near eyes
Maxillary division - serve area near cheeks and upper lip
Mandibular division - serve sensations to area near chin and anterior 2/3 of tongue (motor function for mastication)

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13
Q

where does the Ophthalmic, Maxillary, and Mandibular division of the Trigeminal nerve pass through?

A

Ophthalmic - superior orbital fissure
Maxillary - foramen rotundum
Mandibular - foramen ovale

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14
Q

what is the type and function of cranial nerve (VI) ?

A

Abducens nerve VI
motor (efferent)
serves muscles that move the eye

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15
Q

what is the opening within the skull that the Abducens Nerve VI passes through?

A

superior orbital fissure

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16
Q

what is the type and function of cranial nerve (VII) ?

A

Facial nerve VII
both (mixed nerve)
chief motor nerve of face
sensory to taste and touch of anterior 2/3 of tongue

17
Q

what are the names and locations for the branches of the Facial nerve VII?

A 
Temporal branch - above eyes
Zygomatic branch - below eyes
Buccal branch - to cheek
Mandibular branch - to mouth
Cervical branch - to neck area
18
Q

what is the openings within the skull that the Facial nerve VII passes through?

A

internal acoustic meatus +

stylomastoid foramen

19
Q

what is the type and function of cranial nerve (VIII) ?

A

Vestibulocochlear nerve VIII
sensory (afferent)
carries information for the equilibrium and hearing from inner ear to brain

20
Q

what is the opening within the skull that the Vestibulocochlear nerve VIII passes through?

A

internal acoustic meatus

21
Q

what is the type and function of cranial nerve (IX) ?

A

Glossopharyngeal nerve IX
both (mixed nerve)
sensory to taste and touch for posterior tongue (1/3) and pharynx
motor function to some muscles involved with swallowing

22
Q

what is the opening within the skull that the Glossopharyngeal IX passes through?

A

jugular foramen

23
Q

what is the type and function of cranial nerve (X) ?

A

Vagus Nerve X
both (mixed nerve)
sensory and motor function to thoracic and abdominal organs

24
Q

what is the opening within the skull that the Vagus nerve X passes through?

A

jugular foramen

25
Q

what is the type and function of cranial nerve (XI) ?

A

Accessory nerve XI
motor (efferent)
serves muscles of neck, larynx, and pharynx

26
Q

what is the opening within the skull that the Accessory Nerve XI passes through?

A

jugular foramen

27
Q

what is the type and function of cranial nerve (XII) ?

A

Hypoglossal nerve XII
motor (efferent)
serves muscles that move the tongue

28
Q

what is the opening within the skull that the Hypoglossal nerve XII passes through?

A

hypoglossal canal

29
Q

what is the largest cranial nerve?

A

Trigeminal Nerve V

30
Q

what is the chief motor nerve for the face?

A

facial nerve VII

31
Q

what is the nerve most important to the autonomic nervous system?

A

Vagus nerve X

32
Q

which is the only cranial nerve to leave the head and neck?

A

vagus nerve X

33
Q

which four cranial nerves also have parasympathetic fibers?

A

Oculomotor III
Facial VII
Glossopharyngeal IX
Vagus X

Tracey's Lab Notes (11 decks)

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