How Many Hours of Sleep Do the Majority of Adults

question 511

Multiple Choice

How many hours of sleep do the majority of adults get per night?

• A)five hours
• B)seven to eight hours
• C)10 hours
• D)12 hours

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Definitions:

Pinna

The pinna is the visible part of the ear that is outside the head, which helps in collecting sound vibrations near the ear, directing them into the ear canal.

Straighten

To make something orderly or aligned; to correct from a bent or twisted position.

Ear Canal

The narrow tube through which sound waves travel from the outer ear to the eardrum.

Up And Back

A technique often used for administering ear drops or examining the ear, where the ear is pulled upward and backward to straighten the ear canal.