Hearing

Question 1

Noise

Answer 1

Is a vibration

Question 2

Vibrations cause waves. We collect the waves and transduce them into ..?

Answer 2

Neural messages

Question 3

No ear = …

Answer 3

No sound

Question 4

All sounds have …?

Answer 4

Pitch, loudness, and timbre

Question 5

More waves = …?

Answer 5

The higher the pitch

Question 6

Less waves = ..?

Answer 6

Lower the pitch

Question 7

Human pitch limits

Answer 7

Lowest 20Hz

Highest 200 mHz

Question 8

Loudness

Answer 8

Known as volume or wave amplitude

Question 9

Loudness is the size of the …?

Answer 9

Wave

Question 10

Bigger waves are ..?

Answer 10

Louder

Question 11

Smaller waves are ..?

Answer 11

Quieter

Question 12

Timbre

Answer 12

Known as tone.

Question 13

Tone is the complexity of ..

Answer 13

Sound

Question 14

Tone allows

Answer 14

People to distinguish between different voices

Question 15

Three Main areas of the ear

Answer 15

Outer ear, middle ear, inner ear

Question 16

Outer ear has two parts:

Answer 16

Ear canal and ear drum

Question 17

Ear canal

Answer 17

Funnel where sounds travel through. Filled with wax and pressurization.

Question 18

Ear drum

Answer 18

Thin film that vibrates when sound hits

Question 19

What is the middle ear one main job?

Answer 19

Amplify sounds

Question 20

There are three small bones in the middle ear.. what are they?

Answer 20

Hammer, anvil, and stirrup

Question 21

Also located in the inner ear is a sinus tube called ..?

Answer 21

Eustachian tube

Question 22

What does Eustachian tube help with ..?

Answer 22

Helps relieve pressurization

Question 23

Inner ear has two main parts

Answer 23

Cochlea and Auditory nerve

Question 24

Cochlea looks like a …?

Answer 24

Snail

Question 25

Cochlea is filled with liquid, vibrations hit the liquid and

Answer 25

Cochlea turns vibrations into neural messages

Question 26

Auditory nerve

Answer 26

Connects the cochlea to thalamus

Question 27

What the reasons people can experience deafness?

Answer 27

1) birth defects
2) injury
3) genetics
4) diseases
5) old age

Question 28

Conductive deafness

Answer 28

Most common; bones in the middle ear wear out. No cure. Old ppl

Question 29

Sensory Neural deafness

Answer 29

Issues or damage to inner ear. Hard to fix.

Question 30

Example of sensory neural deafness

Answer 30

Ringing in the ear after a prolonged expose of loud noises