elements of audiology

Question 1

4 essentials for sound to be created and heard

Answer 1

force, vibrating object, medium, hearing mechanism

Question 2

Air molecules pushed tightly together

Answer 2

Compression

Question 3

Areas between areas of compressions that contain fewer air molecules

Answer 3

Rarefaction

Question 4

Ability of an object to return to its starting point

Answer 4

Elasticity

Question 5

Graphic representation of a sound wave that includes compressions and rarefactions

Answer 5

Sine wave

Question 6

Maximum distance of a vibrating object from its starting point

Answer 6

Amplitude

Question 7

One compression, one rarefaction

Answer 7

Cycle

Question 8

Cycle per second

Answer 8

Frequency

Question 9

Psychological experience of how high or low frequency is

Answer 9

Pitch

Question 10

Psychological experience of how soft or loud intensity is

Answer 10

Loudness

Question 11

Extreme threshold of audibility

Answer 11

0.0002 dynes/cm2

Question 12

Softest level at which an individual is able to detect a pure tone 50% of the time

Answer 12

Threshold

Question 13

Frequency that occurs above the fundamental frequency

Answer 13

Harmonic

Question 14

FF × 4

Answer 14

4th harmonic

Question 15

The frequency that dominates in a mixture of sounds

Answer 15

Fundamental frequency

Question 16

Frequency of 175-250Hz

Answer 16

Female ff

Question 17

Frequency of 85-150Hz

Answer 17

Male ff

Question 18

Complex sound broken down into its individual sine waves

Answer 18

fourier analysis

Question 19

In complex sound, those frequencies which contain concentrations of energy important for the recognition of vowel sounds

Answer 19

Formant

Question 20

Frequencies used in testing

Answer 20

250 500 1000 2000 4000 8000

Question 21

Frequencies the human eat is most sensitive to

Answer 21

1000-4000 Hz

Question 22

Doubling of frequency

Answer 22

Octave

Question 23

Mid octaves

Answer 23

750 1500 3000 6000

Question 24

How frequency influences vibration

Answer 24

Mass, length, force applied, elasticity, resonance

Question 25

Frequency that causes an object to vibrate w/o external force

Answer 25

Resonance

Question 26

Vibration of an object is sustained until force is removed

Answer 26

Forced vibration

Question 27

Force is removed from object returning the vibrating object to its resting stage

Answer 27

Free vibration

Question 28

The greater the mass

Answer 28

The lower the frequency

Question 29

The greater the length

Answer 29

The lower the frequency

Question 30

The more elastic an object is

Answer 30

The higher the frequency

Question 31

5 aspects of the decibel

Answer 31

Involves ratio, involves logarithm, is non-linear, is expressed in terms of certain reference levels, is a comparative unit of measurement

Question 32

Physical correlate of pitch

Answer 32

Frequency

Question 33

Psychological correlate of intensity

Answer 33

Loudness

Question 34

Frequency range the human ear is capable of hearing

Answer 34

20-20, 000 Hz

Question 35

The standard reference for 0dB on the audiometer dial

Answer 35

The hearing sensitivity of normal, hearing yound adults

Question 36

Frequency range imprtant for understanding speech

Answer 36

300-3000 Hz

Question 37

Lower frequency, higher intensity

Answer 37

Vowels

Question 38

Higher frequency, lower intensity

Answer 38

Constants

Question 39

Pure tone

Answer 39

One frequency

Question 40

Mixture of frequencies

Answer 40

Complex sound

Question 41

ASHA

Answer 41

American Speech and Hearing Association

Question 42

AAA

Answer 42

American Academy of Audiology

Question 43

TSHA

Answer 43

Texas Speech and Hearing Association

Question 44

TAA

Answer 44

Texas Academy of Audiology

Question 45

AuD

Answer 45

Entry level to practice audiology

Question 46

Legal requirement to practice audiology

Answer 46

State license

Question 47

Certification

Answer 47

Held to a higher standard

Question 48

Continuing education

Answer 48

10 hrs

Question 49

Prevalence of hearing loss in U.S. adults and children

Answer 49

28 million

Question 50

T/F Prevalence of hearing loss increases with old age

Answer 50

T

Question 51

Areas of specialtyin audiology

Answer 51

Medical field, education, pediatric, dispensing, industrial

Question 52

Scope of audiology in speech pathology

Answer 52

Treatment aspect for aural rehabilitation, hearing screenings, basic checks of hearing aid function