hearing

Question 1

objective measure of hearing

Answer 1

frequency, amplitude

Question 2

subjective measure of hearing

Answer 2

loudness, pitch, timbre

Question 3

medium

Answer 3

air, water

Question 4

source

Answer 4

respitory system, vocal tract

Question 5

2 essential physical properties of medium and source

Answer 5

elasticisity and mass

Question 6

simple harmonic motion

Answer 6

bi-phasic, cyclical

Question 7

range of frequency for human

Answer 7

20-20,000

Question 8

frequency

Answer 8

of cycle per second(Hz)

Question 9

what determines frequency

Answer 9

mass, stiffness

Question 10

periodic vs. aperiodic

Answer 10

repeat, not repeat

Question 11

timbre

Answer 11

quality of sound

Question 12

peripheral system

Answer 12

inner middle outer

Question 13

central system

Answer 13

brainstem, cortex

Question 14

outer ear

Answer 14

pinna, protection
apmlify
localization

Question 15

middle ear

Answer 15

TM

Question 16

inner

Answer 16

cochlea
basilar membrane
organ of corti
hair cells

Question 17

organ of court

Answer 17

hearing organ

Question 18

conductive hl

Answer 18

outer and middle ear

ear infection, to much hair, ear wax

Question 19

sensorineural hl

Answer 19

inner ear

damage to hair cells

Question 20

presbycusis

Answer 20

HL due to old age

Question 21

central hl

Answer 21

problem in brain, age

Question 22

normal hearing

Answer 22

20 db or less

Question 23

tympanometry tesy

Answer 23

tests function of TM

Question 24

OAE

Answer 24

otoaucustic emission

sounds cochlea produces

Question 25

ABR

Answer 25

auditory BS response | used on infants

Question 26

types of hearing aid

Answer 26

BE,In ear, in canal, completely in

Question 27

analogue aid

Answer 27

radio

Question 28

digital aid

Answer 28

computer

Question 29

CI

Answer 29

implanted in cochlea

Question 30

candidate

Answer 30

inner ear problem | over 12 month

Question 31

cost

Answer 31

50,000