Question 1

It is just a myth that eating carrots will improve your night vision.

Accepted Answer

A) True 
 B)False

Question 2

If the nerves between the eyes and the ears were switched, stimulation of the mechanoreceptors in the ear would result in

Accepted Answer

A)   hearing sounds.
B)   seeing lights.
C)   both hearing sounds and seeing lights.
D)   deafness.
E)   blindness.F) A) and E)
G) C) and D) B

Question 3

What controls the shape of the lens?

Accepted Answer

A)   ciliary muscle
B)   cornea
C)   iris
D)   pupil
E)   fovea centralisF) A) and B)
G) A) and C)

Question 4

There are many more olfactory cells than there are taste buds.

Accepted Answer

A) True 
 B)False

Question 5

List the four categories of sensory receptors and describe what they respond to.

Accepted Answer

Chemoreceptors: respond to chemical subs...

Question 6

The brain receives input from the proprioceptors, the eyes, and the vestibular nerve to help maintain our equilibrium.

Accepted Answer

A) True 
 B)False  True

Question 7

Which of the following cutaneous receptors is mismatched with its function?

Accepted Answer

A)   Pacinian corpuscles, fine touch
B)   Meissner corpuscles, fine touch
C)   Krause end bulbs, fine touch
D)   Ruffini endings, pressure
E)   free nerve endings, temperatureF) B) and C)
G) A) and D) A

Question 8

Where are thermoreceptors located?

Accepted Answer

A)   aorta and vena cava
B)   muscles, joints, and tendons
C)   hypothalamus and skin
D)   nasal cavity and tongue
E)   semicircular canals of the earF) A) and C)
G) A) and B)

Question 9

Describe the steps involved in the action of a muscle spindle.

Accepted Answer

1. A muscle relaxes too much.
2. Muscle ...

Question 10

Which of the following is involved in rotational equilibrium?

Accepted Answer

A)   otoliths
B)   saccule
C)   utricle
D)   ampulla
E)   kinociliumF) A) and D)
G) B) and D)

Question 11

Taste buds

Accepted Answer

A)   are located on the tongue, hard palate, pharynx, and epiglottis.
B)   are responsible for 100% of what we perceive as "taste."
C)   respond to over 100 different types of taste.
D)   are actually naked nerve endings.
E)   have a direct connection with the limbic system and its centers for emotion and memory.F) A) and C)
G) B) and E)

Question 12

What percentage of what we perceive as taste is due to smell?

Accepted Answer

A)   80-90%
B)   100%
C)   40-50%
D)   10-20%
E)   0%F) B) and E)
G) B) and D)

Question 13

Rotational and gravitational equilibrium both involve all of the following except

Accepted Answer

A)   stereocilia.
B)   hair cells.
C)   calcium carbonate granules.
D)   a gelatinous substance within a chamber.
E)   the vestibular nerve.F) A) and C)
G) None of the above

Question 14

All sensory receptors initiate nerve signals.

Accepted Answer

A) True 
 B)False

Question 15

What type of exteroceptors are located in the ear?

Accepted Answer

A)   mechanoreceptors
B)   chemoreceptors
C)   photoreceptors
D)   thermoreceptors
E)   none of theseF) A) and B)
G) A) and E)

Question 16

The receptors involved in our sense of equilibrium are

Accepted Answer

A)   mechanoreceptors.
B)   chemoreceptors.
C)   nociceptors.
D)   thermoreceptors.
E)   pain receptors.F) A) and C)
G) A) and D)

Question 17

What type of receptor is involved in reflex actions that maintain muscle tone and, thereby, the body's equilibrium and posture?

Accepted Answer

A)   proprioceptors
B)   cutaneous receptors
C)   pain receptors
D)   chemoreceptors
E)   nociceptorsF) A) and E)
G) None of the above

Question 18

Golgi tendon organs are a type of cutaneous receptor for touch.

Accepted Answer

A) True 
 B)False

Question 19

Which disorder of the eye is due to an accumulation of aqueous humor?

Accepted Answer

A)   glaucoma
B)   color blindness
C)   nearsightedness
D)   farsightedness
E)   astigmatismF) C) and D)
G) A) and E)

Question 20

As you try to focus on a faraway object, the lens of the eye becomes round and thick.

Accepted Answer

A) True 
 B)False

Exam 15: Senses

It is just a myth that eating carrots will improve your night vision.

Correct AnswerverifiedShow Answer

If the nerves between the eyes and the ears were switched, stimulation of the mechanoreceptors in the ear would result in

Correct AnswerverifiedB

What controls the shape of the lens?

Correct AnswerverifiedShow Answer

There are many more olfactory cells than there are taste buds.

Correct AnswerverifiedShow Answer

List the four categories of sensory receptors and describe what they respond to.

Correct AnswerverifiedChemoreceptors: respond to chemical subs...View AnswerShow Answer

The brain receives input from the proprioceptors, the eyes, and the vestibular nerve to help maintain our equilibrium.

Correct AnswerverifiedTrue

Which of the following cutaneous receptors is mismatched with its function?

Correct AnswerverifiedA

Where are thermoreceptors located?

Correct AnswerverifiedShow Answer

Describe the steps involved in the action of a muscle spindle.

Correct Answerverified1. A muscle relaxes too much.2. Muscle ...View AnswerShow Answer

Which of the following is involved in rotational equilibrium?

Correct AnswerverifiedShow Answer

Taste buds

Correct AnswerverifiedShow Answer

What percentage of what we perceive as taste is due to smell?

Correct AnswerverifiedShow Answer

Rotational and gravitational equilibrium both involve all of the following except

Correct AnswerverifiedShow Answer

All sensory receptors initiate nerve signals.

Correct AnswerverifiedShow Answer

What type of exteroceptors are located in the ear?

Correct AnswerverifiedShow Answer

The receptors involved in our sense of equilibrium are

Correct AnswerverifiedShow Answer

What type of receptor is involved in reflex actions that maintain muscle tone and, thereby, the body's equilibrium and posture?

Correct AnswerverifiedShow Answer

Golgi tendon organs are a type of cutaneous receptor for touch.

Correct AnswerverifiedShow Answer

Which disorder of the eye is due to an accumulation of aqueous humor?

Correct AnswerverifiedShow Answer

As you try to focus on a faraway object, the lens of the eye becomes round and thick.

Correct AnswerverifiedShow Answer

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B

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Chemoreceptors: respond to chemical subs...
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True

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A

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1. A muscle relaxes too much.
2. Muscle ...
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