Cranial Nerves

Question 1

What are cranial nerves?

Answer 1

12 paired nerves in the back of the brain
Sends electrical signals between brain, face, neck, torso
Helps to taste, smell, feel etc.

Question 2

Phrase to remember 12 cranial nerve pairs:

Answer 2

Oh once one takes the anatomy final very good vacations are heavenly

Question 3

Cranial pair: 1
Name
Origination
Function

Answer 3

Olfactory Sensory
Cerebrum
Smell

Question 4

Cranial pair: 2
Name
Origination
Function

Answer 4

Optic Sensory
Thalmus
Vision

Question 5

Cranial pair: 3
Name
Origination
Function

Answer 5

Oculomotor motor
Midbrain
Eyeball movement, controls eyelids

Question 6

Cranial pair: 4
Name
Origination
Function

Answer 6

Trochlear motor
Midbrain
Eyeball movement and positioning

Question 7

Cranial pair: 5
Name
Origination
Function

Answer 7

Trigeminal
Pons
Chewing muscles
General face and mouth sensation

Question 8

Cranial pair: 6
Name
Origination
Function

Answer 8

Abducens
Pons
Eyeball movement

Question 9

Cranial pair: 7
Name
Origination
Function

Answer 9

Facial
Pons
Facial muscles, taste anterior, saliva and tears

Question 10

Cranial pair: 8
Name
Origination
Function

Answer 10

Vestibulocochlear
Pons/medulla
Hearing and balance

Question 11

Cranial pair: 9
Name
Origination
Function

Answer 11

Glossopharyngeal
Medulla
Swallowing
Sensation of larynx and pharynx

Question 12

Cranial pair: 10
Name
Origination
Function

Answer 12

Vagus
Medulla
Swallowing
Sensation of larynx and pharynx

Question 13

Cranial pair: 11
Name
Origination
Function

Answer 13

Accessory (Spinal Accessory)
Medulla
Neck and shoulder muscles

Question 14

Cranial pair: 12
Name
Origination
Function

Answer 14

Hypoglossal
Medulla
Tongue muscles