Which nucleus is under facial colliculus?: (A) Facial, (B) Glossopharyngeal, (C) Abducent, (D) Trigeminal
Answer is C. Ans. is 'c' i.e., Abducent o Facial colliculus is a small elevation in the pons, produced by genu (recurring fibers) of facial nerve looping around (covering) abducent nucleus. o Facial colliculus produces medial eminence on each side of median sulcus in 4th ventricle.