9: Anatomy - Cranial nerves (nuclei & central connections)

Question 1

Which cranial nerves emerge from the pons?

Answer 1

CN V, VI and VII

Question 2

Which cranial nerves are responsible for eye movements?

Answer 2

CN III, IV and VI

Question 3

Which pyramidal tract supplies motor fibres to some cranial nerves?

Answer 3

Corticobulbar tract

Question 4

Which cranial nerves are supplied by motor fibres by the corticobulbar tract?

Answer 4

CN V, VII, X and XII

Question 5

Which cranial nerves are part of / supplied by the

a) craniosacral outflow (parasympathetics)
b) corticobulbar tract (motor to cranial nerves)?

Answer 5

a) CN III, VII, IX and X

b) CN V, VII, X and XII

Question 6

What is special about the innervation of the corticobulbar tract?

Answer 6

Bilateral

Question 7

most of this is too complex to be useful