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ANAT&PHYS 337 > Lecture Cranial Nerves > Flashcards

Lecture Cranial Nerves Flashcards

1
Q

CN I (olfactory) - passageway

A

cribriform plate foramina

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2
Q

CN 1 - modality

A

special sensory - olfaction/smell

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3
Q

CN II (optic nerve) - passageway

A

optic canal

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4
Q

CN II - modality

A

special sensory - vision

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5
Q

CN III (oculomotor) - passageway

A

superior orbital fissure

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6
Q

CN III - modalities

A

somatic motor: superior, medial, inferior rectus + inferior oblique

visceral motor: sphincter pupillae, ciliary muscle

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7
Q

CN IV (trochlear) - passageway

A

superior orbital fissure

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8
Q

CN IV - modality

A

somatic motor: superior oblique

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9
Q

CN V (trigeminal) - passageway

A

superior orbital fissure

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10
Q

CN V - modalities

A

somatic sensory: temperature, touch, pain from face
somatic special motor (mandibular): muscles of mastication, myelohyoid, anterior belly of the digastric, tensor tympani, tensor veli palatini

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11
Q

CN VI (abducens) - passageway

A

superior orbital fissure

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12
Q

CN VI - modality

A

somatic motor - lateral rectus

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13
Q

CN VII (facial) - passageway

A

internal acoustic meatus + stylomastoid foramen

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14
Q

CN VII - modalities

A

special sensory: taste from anterior 2/3 tongue
visceral motor: lacrimal, sublingual & submandibular glands
visceral sensory: sensory from lacrimal, sublingual, & submandibular glands
somatic sensory: area behind ear
somatic special motor: posterior belly of digastric, stylohyoid, stapedius muscles, muscles of facial expression

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15
Q

CN VIII (vestibulocochlear) - passageway

A

internal acoustic meatus

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16
Q

CN VIII - modality

A

special sensory: equilibrium, balance, hearing

17
Q

CN IX (glossopharyngeal) - passageway

A

jugular foramen

18
Q

CN IX - modalities

A

special sensory: taste from posterior 1/3 of tongue
somatic sensory: pharynx
visceral sensory: carotid bodies, parotid gland
somatic special motor: stylopharyngeus
visceral motor: parotid gland

19
Q

CN X (vagus) - passageway

A

jugular foramen

20
Q

CN X - modalities

A

special sensory: taste from root of tonuge and epiglottis
visceral motor: heart, pharynx, larynx, trachea, lungs, abdominal organs to first 2/3 transverse colon
visceral sensory: heart, lungs, abdominals to 2/3 transverse colon
somatic sensory: external acoustic meaturs, eardrum, laryngopharynx, larynx
somatic special motor: pharynx, larynx, palate muscle

21
Q

CN XI (accessory) - passageway

A

jugular foramen

22
Q

CN XI - modality

A

somatic special motor - trapezius + sternocleidomastoid

23
Q

CN XII (hypoglossal) - passageway

A

hypoglossal canal

24
Q

CN XII - modality

A

somatic motor: intrinsic and extrinsic muscles of tongue

ANAT&PHYS 337 (33 decks)

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