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Anatomy > Cranial Nerves > Flashcards

Cranial Nerves Flashcards

1
Q

where does the olfactory nerve exit the skull?

A

cribiform plate

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2
Q

Where does the optic nerve exit the skull?

A

optic canal

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3
Q

Where does the obitulomotor nerve exit the skull?

A

superior orbital fissure

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4
Q

where does the trochlear nerve exit the skull?

A

superior orbital fissure

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5
Q

Where does the trigeminal nerve (v1) exit the skull?

A

superior orbital fissure

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6
Q

Where does the trigeminal nerve (v2) exit the skull?

A

foramen rotundum

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7
Q

Where does the trigeminal nerve (v3) exit the skull?

A

formaen ovale

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8
Q

Where does the abducens nerve exit the skull?

A

superior orbital fissure

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9
Q

Where does the facial nerve exit the skull?

A

inferior acoustic meatus

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10
Q

Where does the vestibulocochlear nerve exit the skull?

A

inferior acoustic meatus

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11
Q

Where does the glossopharyngeal nerve exit the skull?

A

jugular foramen

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12
Q

Where does the vagus nerve exit the skull?

A

jugular foramen

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13
Q

Where does the accessory nerve exit the skull?

A

jugular foramen

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14
Q

Where does the hypoglosseal nerve exit the skull?

A

hypoglosseal nerve

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15
Q

What does the olfactory nerve do?

A

provides sense of scent (special afferent)

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16
Q

What does the optic nerve do?

A

provides sense of vision, retina (special afferent)

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17
Q

What does the oculomotor nerve do?

A

raises the eyelid (somatic motor), constriction/dilation (visceral motor)

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18
Q

What does the trochlear nerve do?

A

keeps eyes level when tilting head (somatic motor)

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19
Q

What does the abducens nerve do?

A

moves the eyes away from the midline (abduction - eye towards the nose).

20
Q

What does the trigeminal nerve do?

A

provides innervation to the face via opthalamic, maxillary and mandibular nerves.

21
Q

The V1 supraorbital nerve is a branch of what?

A

opthalmic

22
Q

The V2 infraorbital nerve is a branch of what?

A

maxillary

23
Q

The V3 mandibular nerve is a branch of what?

A

mental

24
Q

What does the ophthalmic nerve do?

A

innervates the scalp, eyes, nose and forehead

25
Q

What does the maxillary nerve do?

A

innervates the cheeks, area below the eyes

26
Q

What does the mandibular nerve do?

A

innervates the chin, mandibular teeth, etc.

27
Q

What does the facial nerve do?

A

innervates anterior 2/3 of tongue, the ear, submandibular galnds, and muscles.

28
Q

What does the vestibulocochlear nerve innervate?

A

auditory and balance information

29
Q

What does the glossopharyngeal nerve innervate?

A

stylopharyngeus (swallowing), parotid gland, ear posterior 1/3 of tongue

30
Q

What does the vagus nerve innervate?

A

muscles of pharynx, tongue and larynx, smooth muscle glands, skin at back of ear, external acoustic meatus.

31
Q

What does the accessory nerve innervate?

A

sternomastoid and trapezius

32
Q

What does the hypoglosseal nerve innervate?

A

the tongue

33
Q

What is the modality of the olfactory nerve?

A

special afferent

34
Q

What is the modality of the optic nerve?

A

special afferent

35
Q

What are the two modalities of the oculomotor nerve?

A

somatic motor and visceral motor

36
Q

What are the modalities of the trochlear nerve?

A

somatic motor

37
Q

What are the modalities of the trigeminal nerve?

A

brachial motor (visceral efferent), general sensory

38
Q

What are the modalities of the abducens nerve?

A

somatic motor

39
Q

What are the modalitiles of the facial nerve?

A

brachial motor, visceral motor, facial expression, general sensory

40
Q

What are the modalities of the vestibulocochlear nerve?

A

special sensory

41
Q

What are the modalities of the glossopharyngeal nerve?

A

brachial motor, visceral motor, visceral sensory, general sensory

42
Q

Wha are the modalities of the vagus nerve?

A

brachial motor, visceral motor, visceral sensory, general sensory

43
Q

What is the modality of the accessory nerve?

A

Brachial motor

44
Q

What is the modalitiy of the hypoglossal nerve?

A

somatic motor.

45
Q

What does the facial nerve do when it synapses onto the pterygopalatine ganglion?

A

tear/mucuous/savliva production (lacrimal gland)

46
Q

What does the facial nerve do when it synapses onto the submandibular gland?

A

saliva production

47
Q

What does the glossopharyngeal nerve do when it synapses to the submandibular gland?

A

saliva production in the submandibular/sublingual glands

Anatomy (12 decks)

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