The Ear

Question 1

How do high-pitched sounds differ from low-pitched sounds?

Answer 1

High pitched sounds have really close together sound waves

Low pitched sounds have sound waves farther apart

Question 2

What is sound?

Answer 2

Sound produced by continuous and regular vibrations

Question 3

Path of sound from the outside air to its perception in the brain

Answer 3

Outer Ear
Middle Ear
Inner Ear

Question 4

Outer Ear

Answer 4

Pinna
Auditory canal
Tympanic membrane

Question 5

Pinna

Answer 5

Part of the ear we see. Catches sound waves and funnels them down into ear

Question 6

Auditory canal

Answer 6

Provides separation between outer and middle ear

Question 7

Tympanic membrane

Answer 7

Eardrum

Vibrates when sound waves hit it, and transfers sound wave into middle ear

Question 8

Middle Ear

Answer 8

3 bones- hammer, anvil stirrup(strikes inner ear)

Question 9

Inner Ear

Answer 9

Oval window
Cochlea
Rounded window

Question 10

What is the advantage of stereo hearing?

Answer 10

Pinpoints where sound is at

Question 11

What happens when you spin around many times and get dizzy

Answer 11

The fluid movement in semicircular canals starts going counterclockwise and brushes up against the auditory nerve

Question 12

Otoliths

Answer 12

Ear stones

Question 13

Statoliths

Answer 13

Position of the stones

Question 14

What do the otoliths and statoliths tell you about your body position in relation to gravity

Answer 14

The stones are always supposed to be facing down. So they move around with your body