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Quiz #2

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Quiz 2
Drew Stephenson
Quiz von Drew Stephenson, aktualisiert more than 1 year ago
Drew Stephenson
Erstellt von Drew Stephenson vor fast 9 Jahre
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Zusammenfassung der Ressource

Frage 1

Frage
Recruitment is the sensitivity to sound that anyone can suffer from.
Antworten
  • True
  • False

Frage 2

Frage
Presbycusis is hearing loss due to aging.
Antworten
  • True
  • False

Frage 3

Frage
What are the 4 different means of conducting sound to the brain?
Antworten
  • Acoustic, mechanical, air, chemical
  • Air, hydraulic, chemical, electrical
  • Vibration, fluid, chemical, electrical
  • Acoustic, mechanical, hydraulic, electrical
  • None of the above

Frage 4

Frage
Cerumen has its origin in the?
Antworten
  • Cochlea
  • External auditory meatus
  • Middle ear
  • Tympanic membrane
  • Epitympanic recess

Frage 5

Frage
The tympanic membrane receives acoustic energy in the form of sound waves and changes or transduces it to?
Antworten
  • Electrical energy
  • Mechanical energy
  • Potential energy
  • Hydraulic energy
  • Kinetic energy

Frage 6

Frage
The ear is most accurately considered to be the?
Antworten
  • Organ of hearing
  • Outer ear
  • Organ of equilibrium
  • Pinna
  • Both a and c

Frage 7

Frage
The normal condition of the Eustachian tube is?
Antworten
  • Usually open
  • Usually closed
  • Usually about equally open and closed in time
  • Opened only by accident
  • Closed only by accident

Frage 8

Frage
The fluid that fills the cochlear duct is?
Antworten
  • Perilymph
  • Endolymph
  • Cerebrospinal fluid
  • Both a and b
  • Both a and c

Frage 9

Frage
The general frequency localization on the basilar membrane is?
Antworten
  • Lows at the basal end and highs at the apical end
  • Both lows and highs represented all along the basilar membrane
  • Highs at the basal end and lows at the apical end
  • Highs at the basal end and lows all along the basilar membrane
  • Lows at the basal end and highs all along the basilar membrane

Frage 10

Frage
In the inner ear, the transmitting medium for sound is considered to be?
Antworten
  • Air
  • Bone
  • Fluid
  • Solid
  • All of the above

Frage 11

Frage
The ratio of the difference in area size between the tympanic membrane and the oval window is?
Antworten
  • 1:1
  • 3:1
  • 6:1
  • 17:1
  • 27:1

Frage 12

Frage
The most protruding landmark on the tympanic membrane is the?
Antworten
  • Umbo
  • The anterior and posterior malleolar folds
  • Anterior process of the malleolus
  • The lateral process of the malleolus
  • The annulus

Frage 13

Frage
The epitympanic recess:
Antworten
  • Is also call the attic
  • Is mostly filled by the head of the malleus and much of the incus
  • Is the retraction of the eardrum caused by lack of pressure
  • Both a and b
  • Both b and c

Frage 14

Frage
Which of the following does not relate to the inner ear?
Antworten
  • Semicircular canals
  • Cochlea
  • Vestibule
  • Perilymph
  • ossicles

Frage 15

Frage
Which of the following does not relate to the cochlea?
Antworten
  • Helicotrema
  • Organ of corti
  • Basilar membrane
  • The horizontal or lateral canal
  • Modiolus

Frage 16

Frage
The two basic parts of a sound wave are?
Antworten
  • frequency and amplitude
  • spectra and pitch
  • period and wave length
  • compression and rarefaction
  • loudness and intensity

Frage 17

Frage
Approximately how many hair cells are there in the organ of corti?
Antworten
  • About 5000 inner hair cells and about 10,000 outer hair cells
  • About 12,000 inner hair cells and about 20,000 outer hair cells
  • About 500 inner hair cells and about 1,000 outer hair cells
  • About 100 inner hair cells and about 100 outer hair cells
  • About 20,000 inner hair cells and about 1500 outer hair cells

Frage 18

Frage
The essential parts of the organs of hearing and balance are situated in:
Antworten
  • The mastoid bone
  • The tympanic bone
  • The meatal bone
  • The temporal bone
  • The cochlear bone

Frage 19

Frage
The annular ligament:
Antworten
  • Suspends the auditory ossicles within the middle ear cavity
  • Connects the tympanic membrane to the external auditory meatus walls
  • Is that ligament which annually develops to age 17-18
  • Fastens the footplate of the stapes to the bony wall of the oval window
  • Is responsible for maintaining tension on the tympanic membrane

Frage 20

Frage
How many octaves lie between 500 Hz and 8000 Hz?
Antworten
  • 2
  • 4
  • 6
  • 8
  • 10

Frage 21

Frage
The frequency of a pure tone is determined by?
Antworten
  • the amplitude of the vibrator
  • friction acting on the vibrator
  • the spectrum of the pure tone
  • the intensity of the pure tone
  • the number of complete cycles occurring per second

Frage 22

Frage
If two tones of the same frequency and intensity are 180 degrees out of phase:
Antworten
  • their intensities are additive and resonance occurs
  • a different tone will be heard
  • no sound will be heard
  • their collective intensity will be half the original intensity
  • the frequency will be halved

Frage 23

Frage
Pitch is to frequency as:
Antworten
  • loudness is to frequency
  • loudness is to intensity
  • loudness is to wavelength
  • loudness is to pitch
  • loudness is to spectrum

Frage 24

Frage
Essentials necessary for sound to be created and heard are?
Antworten
  • vibrator, medium, listener
  • vibrator, medium, force
  • vibrator, medium, force, listener
  • vibrator, force, listener
  • force, medium, listener

Frage 25

Frage
The relationship between speech power and speech intelligibility is?
Antworten
  • low frequencies have more intelligibility, but less power
  • low frequencies have less intelligibility and less power
  • high frequencies have more intelligibility and more power
  • high frequencies have less intelligibility and less power
  • high frequencies have more intelligibility, but less power

Frage 26

Frage
The frequency limits of the audible area of man range from:
Antworten
  • 1 to 10,000 Hz
  • 125 to 8000 Hz
  • 250 to 8000 Hz
  • 20 to 20,000 Hz
  • 300 to 3000 Hz

Frage 27

Frage
Select the approximate dB intensity decrease as the distance from a sound source is doubled:
Antworten
  • 3 dB
  • 2 dB
  • 12 dB
  • 6 dB
  • 4 dB

Frage 28

Frage
If the 4th harmonic in an auditory stimulus is 1600 Hz, the fundamental frequency of that stimulus is?
Antworten
  • 800 Hz
  • 400 Hz
  • 200 Hz
  • 6400 Hz
  • 3200 Hz

Frage 29

Frage
The fundamental frequency is the:
Antworten
  • Psychological response to a pure tone
  • Lowest frequency component of a complex tone
  • Most commonly occurring frequency in a noise stimulus
  • Frequency that is basic to all tones
  • None of the above

Frage 30

Frage
Most speech intelligibility is contained in which of the following frequency regions?
Antworten
  • 62 – 500 Hz
  • 500 – 1000 Hz
  • 1000 – 2000 Hz
  • 1000 – 8000 Hz
  • It is equal in each of the examples
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