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.
Ruptured eardrum. A ruptured eardrum â or perforated tympanic membrane as it's medically known â is a hole or tear in your eardrum, the thin tissue that separates your ear canal from your middle ear. A ruptured eardrum can result in hearing loss.