qui#1

Question 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.

Answer 1

inertia

elasticity

Question 2

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

true or false?

Answer 2

true

Question 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.

Answer 3

amplitude

frequency

Question 4

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

Answer 4

true

Question 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.

Answer 5

psychoacoustics

Question 6

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

Answer 6

pitch

loudness

Question 7

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

Answer 7

false

Question 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?

Answer 8

tru

Question 9

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

Answer 9

true

Question 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

Answer 10

true

Question 11

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

Answer 11

tympanic membrane

Question 12

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

Answer 12

false

Question 13

The middle ear houses the smallest bones in the human body.

true or false?

Answer 13

true

Question 14

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

Answer 14

The thickness of the tympanic membrane.

Question 15

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

Answer 15

20-20,000 Hz

Question 16

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

Answer 16

Zygomatic process

Question 17

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

Answer 17

false

Question 18

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

Answer 18

There are 3500 in the human cochlea.

Question 19

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

Answer 19

true

Question 20

VOR stands for the vestibulo-motor reflex

true or false

Answer 20

false