Cranial Nerves

Question 1

Know the Names and Roman Numerals of the Cranial Nerves….

Answer 1

1-O
2-O
3-O
4-To
5-Touch
6-And
7-Feel
8-Very
9-Good
10-Vagina
11-Ah
12-Heaven

Question 2

The _____,______,and________ nerves are entirely sensory.

Answer 2

Olfactory(I), optic(III),vestibulocochlear(VIII)

Question 3

Nerves I,II,and VIII are entirely _________.

Answer 3

Sensory

Question 4

The oculomotor (III), trochlear(IV), abducens(VI), accessory(XI), and hypoglossal(XII) nerves are entirely _________.

Answer 4

Motor

Question 5

CNs ___,____,___,___,and____ are entirely motor.

Answer 5

III - oculomotor
IV - trochlear
VI - abducens
XI - accessory 
XII -hypoglossal

Question 6

CNs V, VII, IX, and X are _______nerves.

Trigeminal, facial, glossopharyngeal, and vagus

Answer 6

Mixed

Question 7

CNs _______,______,_______,and___________ have parasympathetic components.

Answer 7

III-oculomotor
VII-facial
IX-glossopharyngeal
X - vagus

Question 8

The facial (VII), glossopharyngeal(IX), and vagus(X) nerves contain _______ fibers.

Answer 8

Taste.

Question 9

CNs ______,_______,and________ contain taste fibers.

Answer 9

Facial (VII)
Glossopharyngeal(IX)
Vagus (X)

Question 10

Olfactory Nerve (I)
Components:_______
Function:_________
Opening in skull:__________

Answer 10

Sensory
Olfaction (smell)
Opening of the cribiform plate of the ethmoid bone

Question 11

CN II - Optic Nerve
Components:__________
Function:_________
Openings:__________

Answer 11

Sensory
VIsion
Optic canal

Question 12

CN III - Oculomotor
Components:_________
Opening:_________

Answer 12

Motor AND parasympathetic

Superior orbital fissure

Question 13

CN IV - Trochlear Nerve
Components:________
Opening________

Answer 13

Motor

Superior orbital fissure

Question 14

CN V - Trigeminal Nerve
Components:_______
Openings in skull:________

Answer 14

Sensory and motor
Openings:
(V1)Ophthalmic division - superior orbital fissure
(V2)Maxillary division - foramen rotuntum
(V3)Mandibular division - foramen ovale

Question 15

CN VI - Abducens Nerve
Components:________
Opening:_________

Answer 15

Motor

Superior orbital fissure

Question 16

The _______ nerve has the longest p[ath through the cranial cavity, therefore it is frequently damaged by increased intracranial pressure or by fractures to the base of the skull.

Answer 16

Abducens

Question 17

CN VII - Facial Nerve
Components:______
Openings:________

Answer 17

Motor, sensory, parasympathetic, taste

Internal auditory meatus, facial canal, stylomastoid foramen

Question 18

CN VIII - Vestibulocochlear Nerve
Components:_______
Openings:________

Answer 18

Sensory

Internal auditory/acoustic meatus

Question 19

CN IX - Glossopharyngeal Nerve
Components:_______
Opening:_______

Answer 19

Motor, general sensory, taste

Jugular foramen

Question 20

CN X - Vagus Nerve
Components:_______
Openings:________

Answer 20

Motor, parasympathetic, sensory, taste

Jugular foramen

Question 21

CN XI - Accessory Nerve
Components:_______
Openings:________

Answer 21

Motor

Jugular foramen

Question 22

There is NO cranial root of the _______ nerve. The ‘cranial root’ is actually part of the _______ nerve.

Answer 22

Accessory

Vagus

Question 23

CN XII - Hypoglossal Nerve
Components:_______
Openings:________

Answer 23

Motor

Hypoglossal canal

Question 24

The hypoglossal nerve is motor to the intrinsic and extrinsic muscles of the tongue except the ___________ muscle.

Answer 24

Palatoglossus muscle

Question 25

The abducens nerve is motor to only one muscle…which is it?

Answer 25

The lateral rectus muscle - turns eye laterally.

Question 26

The vestibulocochlear nerve has ___ functions. To _______ and to _______.

Answer 26

2
Position and move the head
Hear

Question 27

This nerve provides the posterior third (1/3) of taste to the tongue.

Answer 27

CN IX - Glossopharyngeal Nerve

Question 28

The ______ nerve provides taste to the anterior 2/3 of the tongue.

Answer 28

Facial

Question 29

The _______ nerve provides taste from the valledupar and epiglottis.

Answer 29

CN X - Vagus

Question 30

This cranial nerve provides motor innervation to the sternocleidomastoid and trapezius muscles.

Answer 30

CN XI - Accessory Nerve