Page 950 - Atlas of Histology with Functional Correlations

Review Questions: Section 2

QUESTIONS

In the following multiple choice questions, choose the letter corresponding to the
one best answer.

1. The tympanic membrane in the ear separates what structures?

A. Auditory ossicles

B. External auditory canal from the middle ear

C. Middle ear from the auditory (eustachian) tube

D. Middle ear from the inner ear

E. Middle ear from the nasopharynx

2. The main function of the auditory (eustachian) tube is:

A. to conduct sound toward the tympanic membrane.

B. to reinforce the bony ossicles in the auditory tube.

C. to direct sounds away from the tympanic membrane.

D. to equalize pressure on both sides of the tympanic membrane.

E. nothing.

3. The bony labyrinth of the ear is filled with:

A. perilymph.

B. air.

C. hair cells.

D. endolymph.

E. bony ossicles.

4. The organ of Corti is located in(on) the:

A. tectorial membrane.

B. vestibular duct.

C. basilar membrane.

D. tympanic membrane.

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