The book (also called the libretto) is the least appreciated and yet most dramatically important element of a musical. It is the narrative structure that keeps the score from being nothing more than a disjointed medley of songs.
Another term for the eardrum is the tympanic membrane, which is the scientific term for the eardrum. The tympanic membrane is a circular layer of tissue that separates the outer ear from the middle ear. It is incredibly thin and only measures roughly 0.1 millimeter thick. Continue Reading.
A tympanoplasty with ossiculoplasty (ear bone repair) is used to repair the middle ear bones. The middle ear bones are often damaged by infection or chronic retraction of the tympanic membrane. Usually, the eardrum is repaired at the same time. Trauma may dislocate the ear bones without creating a hole in the eardrum.