Diagram of the vestibulocochlear organ Stapes Semicircular ducts Incus Malleus Vestibular nerve cochlear nerve Auricle Tympanic membrane Round window Tensor tympani muscle Auditory tube Earlobe Outer ear Middle ear nner earDiagram of the vestibulocochlear organ Diagram of the vestibulocochlear organ O Middl I 2 uter ear e ear Inner ear