Ear Anatomy

Front

What is the outer part of the ear that catches sound waves?

Back

Pinna

Front

What unit measures the frequency of sound?

Back

Hertz

Front

What are the three tiny bones in the middle ear called?

Back

Ossicles

Front

What unit measures the volume of sound?

Back

Decibels

Front

What are the three main parts of the ear?

Back

Outer ear, middle ear, inner ear

Front

What is the function of the eardrum?

Back

To vibrate in response to sound waves and transmit them to the ossicles.

Front

What is the role of cilia in the ear?

Back

To help convert sound vibrations into electrical signals for the brain.

Front

What part of the ear is responsible for balance?

Back

The inner ear, specifically the vestibular system.

Front

What is the cochlea?

Back

A spiral-shaped organ in the inner ear that converts sound vibrations into nerve impulses.

Front

What does the term 'frequency' refer to in sound?

Back

The number of sound wave cycles that occur in one second.