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Flashcards in qui#1 Deck (20):
1

______ of an object is the tendency of the object to remain at rest until disturbed by an external force while ________ of an object in the object's ability to return to its original position after being disturbed.

inertia
elasticity

2

as sound waves travel, the nearby air molecules are changed resulting in regions of condensation and rarefaction.

true or false?

true

3

sine waves are used to represent a single frequency when the _______ of the wave is related to the intensity and the ________ of the wave is related to frequency.

amplitude
frequency

4

the resonance frequency of an object is typically determined by the mass and stiffness of that object
true or false

true

5

Last quiz, you answered questions about the scientific/physical properties of sound while this week the topic of _____________________ describes the human perception of sound.

psychoacoustics

6

____________ is the subjective perception of the frequency of a sound while _______________ is the subjective perception of the intensity of a sound.

pitch
loudness

7

Pure tones are considered to be complex sounds while most of the everyday sounds we hear are considered simple sounds.
true or false?

false

8

A speech pathologist must have a good grasp of how hearing loss affects communication in order to adequately diagnose and manage communication disorders.
true or false?

tru

9

The term standing waves refers to a negative interaction of sound waves that can affect hearing tests

true

10

The most visible portion of the outer ear is called the auricle but can sometimes be called the pinna which means 'wing'.
true or false

true

11

Which of the following is not a major structure of the outer ear?

tympanic membrane

12

The external auditory/ear canal is a straight tube that carries sound from the auricle to the tympanic membrane
true or false?

false

13

The middle ear houses the smallest bones in the human body.
true or false?

true

14

Which of the following is NOT something that contributes to the three major functions of the middle ear?

The thickness of the tympanic membrane.

15

The normal human ear responds to which of the following ranges?

20-20,000 Hz

16

Which of the following is NOT included in the structure of the cochlea?

Zygomatic process

17

The cochlea is filled with 2 fluids. Perilymph is high in potassium and endolymph is high in sodium.
true or false

false

18

Which of the following is a true statement about inner hair cells?

There are 3500 in the human cochlea.

19

The central auditory system has efferent and afferent pathways.
true or false?

true

20

VOR stands for the vestibulo-motor reflex
true or false

false