Question 1

When our brains process visual information about objects directly in front of us,they are able to use information that compares signals from the two eyes (steroscopic vision) in order to provide

Accepted Answer

A)  depth perception.
B)  color perception.
C)  motion detection.
D)  brightness levels.E) B) and D)
F) A) and D)

Question 2

-In this view of the olfactory epithelium,what structure does number 6 indicate

Accepted Answer

A)  Olfactory hair
B)  Olfactory receptor cell body
C)  Olfactory bulb
D)  Basal cell
E)  Axon of olfactory receptor cellF) All of the above
G) A) and D)

Question 3

-In this illustration of the inner ear,what feature does the number 9 indicate

Accepted Answer

A)  Membranous labyrinth
B)  Spiral organ
C)  Apex of cochlea
D)  Perilymph
E)  EndolymphF) B) and E)
G) A) and B) D

Question 4

At the optic chiasm

Accepted Answer

A)  all axons from each optic nerve cross to the opposite side of the brain.
B)  none of the axons actually cross to the opposite side of the brain.
C)  ganglion cell axons from the medial region of each retina cross to the opposite side of the brain.
D)  ganglion cell axons from the lateral region of each retina cross to the opposite side of the brain. E) B) and C)
F) C) and D)

Question 5

The otolithic membrane is part of the

Accepted Answer

A)  maculae of the inner ear.
B)  tympanic cavity of the middle ear.
C)  semicircular canals of the inner ear.
D)  cochlea of the inner ear.E) A) and C)
F) A) and B)

Question 6

The stereocilia of cochlear hair cells project into the

Accepted Answer

A)  modiolus.
B)  basilar membrane.
C)  tectorial membrane.
D)  helicotrema.
E)  spiral ganglion.F) A) and B)
G) A) and C)

Question 7

The _______ of a sound stimulus is interpreted as its pitch and measured in hertz,whereas its _______ is the amplitude of the sound waves and is measured in decibels.

Accepted Answer

A)  frequency,timbre
B)  frequency,loudness
C)  timbre,loudness
D)  loudness,frequencyE) None of the above
F) A) and B)

Question 8

The bending of light as it passes through to different media (such as glass vs.water)is referred to as ___________.

Accepted Answer

The answer of The bending of light as it passes...

Question 9

A photopsin is a protein

Accepted Answer

A)  of a photopigment within cone photoreceptors.
B)  of a photopigment within rod photoreceptors.
C)  that is derived from Vitamin
D)  that allows ions to flow into rod and cone photoreceptors.E) A) and D)
F) None of the above

Question 10

These receptors detect changes in the color,intensity,and movement of light.

Accepted Answer

A)  Chemoreceptors
B)  Thermoreceptors
C)  Photoreceptors
D)  Mechanoreceptors
E)  BaroreceptorsF) C) and D)
G) C) and E)

Question 11

Which of the following is not one of the three criteria used to describe receptors

Accepted Answer

A)  Stimulus strength (intensity of stimulus) 
B)  Stimulus origin (location of stimulus) 
C)  Receptor distribution (body location) 
D)  Modality of stimulus (stimulating agent) E) B) and C)
F) A) and B)

Question 12

The flavor of food depends upon

Accepted Answer

A)  olfaction.
B)  gustation.
C)  both olfaction and gustation.
D)  neither olfaction nor gustation.E) B) and D)
F) B) and C)

Question 13

The most numerous type of receptor in the body is the

Accepted Answer

A)  chemoreceptor.
B)  tactile receptor.
C)  thermoreceptor.
D)  nociceptor.
E)  photoreceptor.F) A) and E)
G) A) and B)

Question 14

The refractive indices between glass and oil are quite similar,as compared to the refractive indices between glass and air,which are quite different.Therefore,in which of the following situations will light bend the most

Accepted Answer

A)  When passing between glass and air
B)  When passing between glass and oilC) A) and B)
D) undefined

Question 15

It may take nearly a half hour for rods of the retina to regenerate a full supply of photopigment during the process of

Accepted Answer

A)  dark adaptation.
B)  light adaptation.
C)  lateral inhibition.
D)  opsinization.E) A) and B)
F) A) and C) A

Question 16

Arrange the middle ear bones from lateral to medial.
A: Stapes
B: Incus
C: Malleus

Accepted Answer

A)  a,b,c
B)  b,a,c
C)  c,a,b
D)  a,c,b
E)  c,b,aF) None of the above
G) C) and D)

Question 17

Eyelids serve two purposes: one is to protect the eye and the other is to

Accepted Answer

A)  help distribute blood to the eye surface.
B)  help distribute lacrimal fluid to cleanse and lubricate the surface.
C)  help spread antiviral solution.
D)  help to control the transmission of the nerve impulse to the retina.
E)  prevent excess mucus from obscuring vision. F) None of the above
G) B) and C)

Question 18

The retina is composed of two layers: an inner pigmented layer and an outer neural layer.

Accepted Answer

A) True 
 B)False

Question 19

_________ receptors respond continuously to a stimulus at a constant rate.Bloom's: Remember

Accepted Answer

Tonic

Question 20

Distortion of hair cells in the cochlea causes

Accepted Answer

A)  initiation of action potentials in CN VI.
B)  bending of the basilar membrane.
C)  movement of the tympanic membrane.
D)  initiation of action potentials in CN VIII.E) All of the above
F) A) and D)

Exam 16: Nervous System: Senses

When our brains process visual information about objects directly in front of us,they are able to use information that compares signals from the two eyes (steroscopic vision) in order to provide

Correct AnswerverifiedShow Answer

-In this view of the olfactory epithelium,what structure does number 6 indicate

Correct AnswerverifiedShow Answer

-In this illustration of the inner ear,what feature does the number 9 indicate

Correct AnswerverifiedD

At the optic chiasm

Correct AnswerverifiedShow Answer

The otolithic membrane is part of the

Correct AnswerverifiedShow Answer

The stereocilia of cochlear hair cells project into the

Correct AnswerverifiedShow Answer

The _______ of a sound stimulus is interpreted as its pitch and measured in hertz,whereas its _______ is the amplitude of the sound waves and is measured in decibels.

Correct AnswerverifiedShow Answer

The bending of light as it passes through to different media (such as glass vs.water)is referred to as ___________.

Correct AnswerverifiedShow Answer

A photopsin is a protein

Correct AnswerverifiedShow Answer

These receptors detect changes in the color,intensity,and movement of light.

Correct AnswerverifiedShow Answer

Which of the following is not one of the three criteria used to describe receptors

Correct AnswerverifiedShow Answer

The flavor of food depends upon

Correct AnswerverifiedShow Answer

The most numerous type of receptor in the body is the

Correct AnswerverifiedShow Answer

The refractive indices between glass and oil are quite similar,as compared to the refractive indices between glass and air,which are quite different.Therefore,in which of the following situations will light bend the most

Correct AnswerverifiedShow Answer

It may take nearly a half hour for rods of the retina to regenerate a full supply of photopigment during the process of

Correct AnswerverifiedA

Arrange the middle ear bones from lateral to medial. A: Stapes B: Incus C: Malleus

Correct AnswerverifiedShow Answer

Eyelids serve two purposes: one is to protect the eye and the other is to

Correct AnswerverifiedShow Answer

The retina is composed of two layers: an inner pigmented layer and an outer neural layer.

Correct AnswerverifiedShow Answer

_________ receptors respond continuously to a stimulus at a constant rate.Bloom's: Remember

Correct AnswerverifiedTonic

Distortion of hair cells in the cochlea causes

Correct AnswerverifiedShow Answer

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The _ of a sound stimulus is interpreted as its pitch and measured in hertz,whereas its _ is the amplitude of the sound waves and is measured in decibels.

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A

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