Cranial Nerves

Question 1

How many cranial nerves are there?

Answer 1

There are 12 paired cranial nerves

Question 2

What is cranial nerve I?

Answer 2

Olfactory Nerve

Question 3

What is cranial nerve II?

Answer 3

Optic nerve

Question 4

What is cranial nerve III?

Answer 4

Oculomotor nerve

Question 5

What is cranial nerve VI?

Answer 5

Trochlear nerve

Question 6

What is cranial nerve V?

Answer 6

Trigeminal nerve

Question 7

What is cranial nerve VI?

Answer 7

Abducent nerve

Question 8

What is cranial nerve VII?

Answer 8

Facial nerve

Question 9

What is cranial nerve VIII?

Answer 9

Vestibulotrochlear nerve

Question 10

What is cranial nerve IX

Answer 10

Glossopharyngeal nerve

Question 11

What is cranial nerve X?

Answer 11

Vagus nerve

Question 12

What is cranial nerve XI?

Answer 12

Accessory nerve

Question 13

What is cranial nerve XII?

Answer 13

Hypoglossal nerve

Question 14

What is the olfactory nerve involved with?

Describe clinical dysfunction and evaluation.

Answer 14

The olfactory nerve is involved with the conscious perception of smell.

Clinical dysfunction - hyposmia or anosmia (difficult to detect) and inappetance.

Clinical evaluation - response of animal to aromatic substance whilst blindfolded.

Question 15

What is the optic nerve involved with.

Answer 15

The optic nerve is very important for sight and the entire visual pathway.