The tympanic cavity was accessed through the mastoid process. The facial nerve was removed while the posterior wall of the external auditory canal was preserved. The integrity, continuity, and ...

OCULOSYMPATHETIC paralysis is a paralysis caused by damage to the sympathetic nerve fibers that innervate the smooth muscles of eye and orbit; it manifests itself clinically by a slight droop of the ...

The middle ear is the portion of the ear internal to the eardrum, and external to the oval window of the cochlea. The middle ear contains three ossicles, which amplify vibration of the eardrum into ...

THE phenomenon described by my friend Mr. Boys, on p. 333, is pathological, and not physiological. He is clearly suffering from slight obstruction of the Eustachian tube, a canal which leads from the ...