Bill’s bar – Internal acoustic meatus
30 June 2010
- Bill’s bar is a vertical crest that divides the superior compartment of the internal acoustic meatus into anterior and posterior compartments
- The anterior compartment contains the facial nerve and the nervus intermedius
- The posterior compartment contains the superior vestibular nerve (which supplies utricle, superior and lateral semicircular canals)

Fallopian canal – Clinical anatomy
Leave your response!