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Human Ear Anatomy

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Questions and Answers

What is the purpose of cerumen?

To repel water, trap dust, and moisturize the epithelium (correct)

To increase sound waves

To help hearing

To reduce noise pollution

What is the function of the eustachian tube?

To regulate body temperature

To produce cerumen

To connect the middle ear to the nasopharynx (correct)

To amplify sound waves

What is the tympanic membrane?

A thin, translucent membrane (correct)

A nerve in the auditory system

A muscle in the middle ear

A bone in the cochlea

What is the location of the ceruminous glands?

In the outer ear canal Signup and view all the answers

What occurs when the tensor veli palatini muscle is activated?

The eustachian tube opens Signup and view all the answers

What is the purpose of the self-cleaning mechanism in the ear?

To move old skin cells and cerumen out of the ear Signup and view all the answers

What is the purpose of the otic capsule?

To form the medial wall of the middle ear Signup and view all the answers

What is the function of the middle ear?

To connect the outer ear to the inner ear Signup and view all the answers

What is the diameter of the tympanic membrane?

1 cm Signup and view all the answers

What is the length of the eustachian tube?

35 mm Signup and view all the answers