Which nucleus is present under the facial colliculus ?
Facial nerve nucleus sends axons winding around 6th nucleus produces rounded elevation in superior pa of floor of fouh ventricle called facial colliculus. Injury to facial Colliculus leads to paralysis of Risorius muscle supplied by facial nerve.
7th nucleus
6th nucleus
5th nucleus
10 th nucleus
Brainstem lesions and blood supply of CNS