Question

What separates the external ear from the middle ear?

a.

The external auditory canal

b.

The visible auricle

c.

The eustachian tube

d.

The ear drum

Answer: (d).The ear drum Explanation:The ear drum separates the external ear from the middle ear. It vibrates as sound waves enter the ear, and transmits these vibrations to the middle ear.

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Q. What separates the external ear from the middle ear?

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