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PRESENTATION OUTLINE

1.

HOW HEARING WORKS

The Basics
Photo by emdot
2.

Outer Ear

Pinna, ear canal
Photo by Taylor.McBride™
3.

MIDDLE EAR

Eardrum, ossicles, eustacian tube
Photo by Leo Reynolds
4.

EARDRUM

sound waves vibrate it
Photo by cobalt123
5.

Ossicles

Hammer, anvil, stirrup
Photo by ghbrett

Catherine Madonia