Anatomy Ear 8611176b Nerve supply of stapedius is: A 2nd nerve B 3rd nerve C 5th nerve D 7th nerve High-Yield Explanation Ans. is 'd' i.e. 7th C.N. Muscles of the ossicles in middle ear : Stapedius - N.S. is VII CN Tensory Tympanis - N.S. is Mandibular nerve (a br. of trigeminal (V) CN).