Cranial Nerve XI: Accessory Nerve

Question 1

Whats anatomically interesting bout the accessory nerve?

Answer 1

it has both cranial and spinal roots.

Question 2

Main function

Answer 2

-innervates muscles of the throat and neck.

Question 3

What results form damage?

Answer 3

damage produces weakness in the neck when the head is turned contralateral to the affected nerve.