Exam 9: Anatomy of Hearing

Each (outer/inner) ____________________ hair cell receives innervation from as many as 10 VIII nerve fibers.

The osseous cochlea is divided into two incomplete chambers by the ____________________.

Match each structure or landmark to the correct descriptor. Terms may be used more than once or not at all. -Footplate

Match the structure to which each of the following landmarks belongs. Terms may be used more than once or not at all. -Malleus

Match each structure or landmark to the correct descriptor. Terms may be used more than once or not at all. -Long process of incus

The fluid found within the scala tympani is termed ____________________.

There is/are ____________________ row(s) of outer hair cells.

The ossicles of the middle ear are

The outer and inner hair cells are separated by the ____________________.

Match each structure or landmark to the correct descriptor. -Posterior crus

Match the structure to which each of the following landmarks belongs. Terms may be used more than once or not at all. -Outer hair cells

The scala ____________________ and scala tympani are separated by the basilar membrane.

The hair cells are invested with ____________________ that protrude through the cuticular plate.

Match each structure or landmark to the correct descriptor. -Cone of light

Each (outer/inner) ____________________ hair cell shares innervation with as many as 10 other hair cells.

The head of the malleus

____________________ refers to the processes associated with hearing.

The ____________________ of the stapes resides within the oval window of the inner ear.

Match each structure or landmark to the correct descriptor. Terms may be used more than once or not at all. -Malleus

The VIII vestibulocochlear nerve passes within the _________________________ before entering the cranial cavity.