Question 1

On the retina there is a specialized region in which vision for color is most acute.This area is called the

Accepted Answer

A)   tectorial membrane.
B)   otolith.
C)   fovea centralis.
D)   blind spot.
E)   ampulla.F) A) and C)
G) None of the above

Question 2

Which of the following is NOT necessary to "see" an object?

Accepted Answer

A)   retina
B)   optic nerve
C)   frontal lobe of the cerebrum
D)   nerve impulse
E)   bipolar cellsF) B) and E)
G) None of the above

Question 3

What part of the brain do the olfactory bulbs connect to?

Accepted Answer

A)   limbic system
B)   pons
C)   medulla
D)   brain stem
E)   temporal lobeF) B) and C)
G) A) and C)

Question 4

The doctor tells you that you have anosmia.What is your problem?

Accepted Answer

A)   no sense of smell
B)   an inability to fall asleep
C)   an inability to stay asleep
D)   vertigo
E)   deafnessF) D) and E)
G) None of the above

Question 5

Julie can see very well close up,but has more problems with far away vision.She really has trouble when looking from her paper up to the professor at the front of the class and back again.What part of her eye is most likely the problem?

Accepted Answer

A)   optic nerve
B)   fovea
C)   cornea
D)   ciliary muscle
E)   suspensory ligamentsF) B) and D)
G) B) and C)

Question 6

Puncturing the eardrum would

Accepted Answer

A)   make you totally deaf.
B)   prevent the normal transmission of sound vibration.
C)   destroy the sense receptors for hearing.
D)   account for why some people who hear still cannot sing a tune.
E)   account for dizziness and equilibrium problems.F) A) and E)
G) A) and D)

Question 7

What is the correct order of sound transmission in the inner ear in order to determine pitch?

Accepted Answer

A)   tympanic membrane - malleus - incus - stapes - oval window
B)   tympanic membrane - incus - malleus - stapes - oval window
C)   oval window - tympanic membrane - incus - malleus - stapes
D)   tympanic membrane - incus - malleus - oval window - stapes
E)   stapes - tympanic membrane - incus - malleus - oval windowF) A) and C)
G) B) and E)

Question 8

There are more rods than cones but many rods may synapse with one ganglion cell while only one cone does.Therefore,when light intensity drops at nighttime,we can expect a lit city street scene to be

Accepted Answer

A)   intense in color and very sharp.
B)   more black-and-white but very sharp.
C)   intense in color but grainy.
D)   more black-and-white and grainy.
E)   identical to the image formed of the street in daytime.F) A) and D)
G) C) and D)

Question 9

Which of the following is a FALSE statement?

Accepted Answer

A)   The iris regulates the amount of light reaching the retina.
B)   The rods are involved in black and white vision.
C)   There is a blind spot where the optic nerve joins the retina.
D)   The sclera is the outer coat of the eye.
E)   The anterior chamber is filled with vitreous humor.F) A) and D)
G) B) and E)

Question 10

You go to the doctor because you have been experiencing dizziness.Where does the doctor look first?

Accepted Answer

A)   in your ears
B)   in your mouth
C)   in your eyes
D)   in your nose
E)   at your skinF) C) and D)
G) All of the above

Question 11

List the function of each of the parts of the eye:
Sclera:
Ciliary body:
Pupil:
Rods:
Optic nerve:

Accepted Answer

The functions of the following structure...

Question 12

That impulses from the eye result in sight perception and impulses from the ear are perceived as sound are due to

Accepted Answer

A)   the neurons of the receptor which use different ions to send signals to the brain.
B)   the neurons of the receptor which send signals at different frequencies.
C)   the final destination of the signals. The signals from the eye travel to the visual perception region of the brain; auditory signals go to the hearing section.
D)   the type of signal sent by the neuron, for example, either a visual pattern or a sound pattern as the signal travels through the nerves.
E)   the different receptors (photoreceptors, mechanoreceptors)  are completely different types of nervous tissue cells.F) None of the above
G) A) and B)

Question 13

Taste buds and olfactory cells are considered

Accepted Answer

A)   mechanoreceptors.
B)   chemoreceptors.
C)   radioreceptors.
D)   proprioceptors.
E)   general receptors.F) A) and C)
G) A) and E)

Question 14

Which correctly traces the path of a sound vibration until the signal is sent to the brain?

Accepted Answer

A)   auditory canal  →\rarr→  tympanic membrane  →\rarr→  malleus  →\rarr→  incus  →\rarr→  stapes  →\rarr→  oval window  →\rarr→  cochlea  →\rarr→  cochlear nerve
B)   auditory canal  →\rarr→  malleus  →\rarr→  incus  →\rarr→  stapes  →\rarr→  tympanic membrane  →\rarr→ oval window  →\rarr→  cochlea  →\rarr→  cochlear nerve
C)   auditory canal  →\rarr→  tympanic membrane  →\rarr→  malleus  →\rarr→  incus  →\rarr→  stapes  →\rarr→  cochlea  →\rarr→ oval window  →\rarr→  cochlear nerve
D)   auditory canal  →\rarr→  tympanic membrane  →\rarr→  oval window  →\rarr→  cochlea  →\rarr→  malleus  →\rarr→ incus  →\rarr→  stapes  →\rarr→  cochlear nerve
E)   auditory canal  →\rarr→  malleus  →\rarr→  incus  →\rarr→  stapes  →\rarr→  oval window  →\rarr→  tympanic membrane  →\rarr→  cochlea   →\rarr→   cochlear nerve F) None of the above
G) A) and E)

Question 15

Generally,the senses of the skin are somewhat specialized with

Accepted Answer

A)   Pacinian corpuscles, Ruffini's endings, and Krause's end bulbs detecting pain.
B)   Meissner's corpuscles and Merkel's disks detecting fine touch.
C)   one type of nerve cell detecting both hot and cold.
D)   all types spread uniformly in the dermal tissue throughout the body.
E)   temperature receptors are free nerve endings in the dermis.F) All of the above
G) B) and E)

Question 16

What is the greatest benefit of having three semicircular canals involved in detecting rotational equilibrium?

Accepted Answer

A)   It allows for one to be in each dimension of space.
B)   It increases the surface area for detection of direction.
C)   It provides backups in case one gets damaged.
D)   It can process information faster.
E)   It produces larger volumes of calcium carbonate.F) A) and D)
G) B) and E)

Question 17

What change in shape will happen to the lens when an individual tries to focus on an image that is close?

Accepted Answer

A)   The lens will round up in order to bring the image to focus on the retina.
B)   The lens will flatten out in order to bring the image to focus on the retina.
C)   The lens will round up in order to bring the image to focus on the sclera.
D)   The lens will flatten out in order to bring the image to focus on the sclera.
E)   The lens does not change shape in order to focus on an image that is close up.F) A) and E)
G) A) and C)

Question 18

There are separate nociceptors for damage due to mechanical damage and damage due to toxic substances.

Accepted Answer

A) True 
 B)False

Question 19

Glaucoma is caused by

Accepted Answer

A)   hardening of the lens.
B)   inadequate drainage of the aqueous humor.
C)   loss of the otoliths.
D)   loss of taste cells.
E)   over stimulation of the ampulla.F) A) and E)
G) None of the above

Question 20

The brain has taken the visual field apart even though we see it as a unified visual field.

Accepted Answer

A) True 
 B)False

Exam 18: Senses

Puncturing the eardrum would

Correct AnswerverifiedShow Answer

What part of the brain do the olfactory bulbs connect to?

Correct AnswerverifiedShow Answer

Which correctly traces the path of a sound vibration until the signal is sent to the brain?

Correct AnswerverifiedShow Answer

Generally,the senses of the skin are somewhat specialized with

Correct AnswerverifiedShow Answer

List the function of each of the parts of the eye: Sclera: Ciliary body: Pupil: Rods: Optic nerve:

Correct AnswerverifiedThe functions of the following structure...View AnswerShow Answer

Which of the following is a FALSE statement?

Correct AnswerverifiedShow Answer

Taste buds and olfactory cells are considered

Correct AnswerverifiedShow Answer

What is the correct order of sound transmission in the inner ear in order to determine pitch?

Correct AnswerverifiedShow Answer

Julie can see very well close up,but has more problems with far away vision.She really has trouble when looking from her paper up to the professor at the front of the class and back again.What part of her eye is most likely the problem?

Correct AnswerverifiedShow Answer

Glaucoma is caused by

Correct AnswerverifiedShow Answer

Which of the following is NOT necessary to "see" an object?

Correct AnswerverifiedShow Answer

On the retina there is a specialized region in which vision for color is most acute.This area is called the

Correct AnswerverifiedShow Answer

That impulses from the eye result in sight perception and impulses from the ear are perceived as sound are due to

Correct AnswerverifiedShow Answer

You go to the doctor because you have been experiencing dizziness.Where does the doctor look first?

Correct AnswerverifiedShow Answer

There are more rods than cones but many rods may synapse with one ganglion cell while only one cone does.Therefore,when light intensity drops at nighttime,we can expect a lit city street scene to be

Correct AnswerverifiedShow Answer

The brain has taken the visual field apart even though we see it as a unified visual field.

Correct AnswerverifiedShow Answer

There are separate nociceptors for damage due to mechanical damage and damage due to toxic substances.

Correct AnswerverifiedShow Answer

What is the greatest benefit of having three semicircular canals involved in detecting rotational equilibrium?

Correct AnswerverifiedShow Answer

What change in shape will happen to the lens when an individual tries to focus on an image that is close?

Correct AnswerverifiedShow Answer

The doctor tells you that you have anosmia.What is your problem?

Correct AnswerverifiedShow Answer

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The functions of the following structure...
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