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Anatomy > 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

Occulomotor

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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

Olfactory innervates?

A

Olfactory epithelium ( special sensory)

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14
Q

Optic innervates?

A

Retina (special sensory)

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15
Q

Occulomotor innervates?

A

All muscles of eye except superior rectus (motor)

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16
Q

Trochlear innervates?

A

Superior rectus muscles (motor)

17
Q

Trigeminal innervates?

A

a. top 1/3 of face (sensory) - ophthalmic
b. middle 1/3 of face (sensory) - maxillary
c. bottom 1/3 of face (sensory) - mandibular
d. muscles of mastication (motor) - mandibular

18
Q

Abducens innervates?

A

Lateral rectus (motor)

19
Q

Facial innervates?

A

a. muscles of facial expression (motor)

b. taste buds - ant 2/3 of tongue (special sensory)

20
Q

Vestibulocochlear innervates?

A

Inner ear (special sensory)

21
Q

Glossopharyngeal innervates?

A

a. taste buds on posterior 1/3 of tongue (special sensory)

b. muscles of pharynx (motor)

22
Q

Vagus innervates?

A

a. gag reflex & taste (special sensory)
b. smooth muscles of pharynx and gut (motor)
c. skin across throat & ex. acoustic meatus (sensory)

23
Q

Accessory innervates?

A

neck muscles - sternocleidomastoid, trapezius (motor)

24
Q

Hypophyseal innervates?

A

tongue (motor)

25
Q

Opening of olfactory n?

A

Olfactory foramina

26
Q

Opening of optic nerve?

A

Optic canal

27
Q

Opening of oculomotor nerve?

A

Superior orbital fissure

28
Q

Opening of trochlear nerve?

A

superior orbital fissure

29
Q

Opening of trigeminal nerve- ophthalmic?

A

Superior orbital fissure, supraorbital foramen

30
Q

Opening of trigeminal nerve- mandibular?

A

Foramen ovale; mandibular fossa, mental foramen

31
Q

Opening of trigeminal nerve- maxillary?

A

Superior orbital fissure, infraorbital foramen

32
Q

Opening of abducens?

A

Superior orbital fissure

33
Q

Opening of facial nerve?

A

Internal acoustic meatus, stylomastoid foramen

34
Q

Opening of vestibulocochlear nerve?

A

Internal acoustic meatus

35
Q

Opening of glossopharyngeal nerve?

A

jugular foramen

36
Q

Opening of vagus nerve?

A

jugular foramen

37
Q

Opening of accessory nerve?

A

jugular foramen, foramen magnum

38
Q

Opening of hypoglossal nerve?

A

Hypoglossal canal

Anatomy (5 decks)

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