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Fall '14-218 (Exam 1) > Cranial Nerves > Flashcards

Cranial Nerves Flashcards

1
Q

CN I

A

Olfactory

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2
Q

CN II

A

Optic

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3
Q

CN III

A

Oculomotor

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4
Q

CN IV

A

Trochlear

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5
Q

CN V

A

Trigeminal

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6
Q

CN VI

A

Abducens

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7
Q

CN VII

A

Facial

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8
Q

CN VIII

A

Vestibulocochlear

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9
Q

CN IX

A

Glossopharyngeal

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10
Q

CN X

A

Vagus

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11
Q

CN XI

A

Accessory

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12
Q

CN XII

A

Hypoglossal

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13
Q

Which CNs are sensory only?

A

I- Olfactory
II- Optic
VIII- Vestibulocochlear

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14
Q

Which CNs are motor only?

A

None

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15
Q

Which CNs are both motor and sensory?

A 
III- Oculomotor
IV- Trochlear
V- Trigeminal
VI- Abducens
VII- Facial
IX- Glossopharyngeal
X- Vagus
XI- Accessory
XII- Hypoglossal
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16
Q

What are some of the functions of CN I- Olfactory?

A

Olfaction- smell

17
Q

What are some of the function so of CN II- Optic?

A

Vision

18
Q

What are some of the function of CN III- Oculomotor?

A

Serves muscles of the eye

19
Q

What are some of the functions of CN IV- Trochlear?

A

Serves the superior oblique eye muscle

20
Q

What are some of the functions of CN V- Trigeminal?

A

Sensory from face and mouth; motor to muscles of mastication (chewing)

21
Q

What are some of the functions of CN VI- Abducens?

A

Serves the lateral rectus eye muscle

22
Q

What are some of the functions of CN VII- Facial?

A

Serves the muscles of facial expression, lacrimal glands, and salivary glands

23
Q

What are some of the functions of CN VIII- Vestibulocochlear?

A

Equilibrium and hearing

24
Q

What are some of the functions of CN IX- Glossopharyngeal?

A

Serves the pharynx (throat) for swallowing, posterior third of tongue, parotid salivary gland

25
Q

What are some of the functions of CN X- Vagus?

A

Sensations from visceral (internal) organs, and parasympathetic motor regulation of visceral organs

26
Q

What are some of the functions of CN XI- Accessory?

A

Serves muscles that move head, neck, and shoulders

27
Q

What are some of the functions of CN XII- Hypoglossal?

A

Serves muscles of the tongue

28
Q

Take a quiz

A

http://www.gwc.maricopa.edu/class/bio201/cn/cranqzr2.htm

29
Q

What is the anatomical origin for CN I?

A

cerebral hemispheres

30
Q

What is the anatomical origin for CN II?

A

Diencephalon

31
Q

What is the anatomical origin for CN III & CN IV?

A

Midbrain

32
Q

What is the anatomical origin for CN V, VI, and VII?

A

Pons

33
Q

What is the anatomical origin for CN VIII?

A

Pons, medulla

34
Q

What is the anatomical origin for CN IX, CN X, CN XII?

A

Medulla

35
Q

What is the anatomical origin for CN XI?

A

Medulla, spinal cord

36
Q

What CN are involved in speech production?

A 
V- Trigeminal
IX- Glossopharyngeal
X- Vagus
XI- Accessory
XII- Hypoglossal

Fall '14-218 (Exam 1) (5 decks)

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