Question 1

What type of exteroceptors are located in the ear?

Accepted Answer

A)   mechanoreceptors
B)   chemoreceptors
C)   photoreceptors
D)   thermoreceptorsE) None of the above
F) A) and B) A

Question 2

Taste cells and the carotid bodies are alike in that both

Accepted Answer

A)   are chemoreceptors.
B)   are found in the mouth.
C)   utilize pressure to activate sensory receptors.
D)   respond to distant stimuli.
E)   respond to changes in pH.F) B) and E)
G) B) and D)

Question 3

Order the steps involved in the activity of a muscle spindle: 1.Muscle spindle is stretched.2.Reflex action occurs.3.Contraction of muscle fibers adjoining the muscle spindle.4.Nerve signals are generated.5.The muscle relaxes.6.The muscle's length increases.

Accepted Answer

A)   1,6,2,4,5,3
B)   2,3,1,4,5,6
C)   5,6,1,4,2,3
D)   2,1,6,3,4,5
E)   5,1,2,4,3,6F) B) and C)
G) A) and D)

Question 4

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 B)
G) A) and C)

Question 5

The utricle is especially sensitive to what type of movements?

Accepted Answer

A)   back and forth
B)   up and down
C)   standing upside
D)   spinning aroundE) All of the above
F) None of the above

Question 6

Nociceptors are sensitive to mechanical,thermal,or electrical stimuli,or toxic substances.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following is not involved in gravitational equilibrium?

Accepted Answer

A)   vestibular nerve
B)   saccule
C)   utricle
D)   otoliths
E)   cupulaF) A) and B)
G) A) and E)

Question 8

Which of the following is found within the cochlea?

Accepted Answer

A)   stapes
B)   spiral organ
C)   tympanic membrane
D)   semicircular canals
E)   incusF) B) and E)
G) A) and E)

Question 9

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) All of the above
E) A) and C)

Question 10

One third of the cerebral cortex takes part in processing visual information.

Accepted Answer

A) True 
 B)False

Question 11

When you entered the room,there was a faint smell of smoke,but after about an hour,you no longer noticed the smell.What happened?

Accepted Answer

A)   sensory reception
B)   sensory adaptation
C)   mechanoreception
D)   nociception
E)   thermoreceptionF) B) and E)
G) A) and C) B

Question 12

Which of the following cutaneous receptor 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) All of the above
G) B) and E)

Question 13

Which part of the brain is involved in sensory adaptation?

Accepted Answer

A)   ventricles
B)   cerebellum
C)   medulla oblongata
D)   pons
E)   thalamusF) None of the above
G) B) and D)

Question 14

All sensory receptors initiate nerve signals.

Accepted Answer

A) True 
 B)False

Question 15

In farsightedness,

Accepted Answer

A)   the cornea is uneven.
B)   rays do not focus evenly.
C)   rays focus in front of the retina.
D)   the eyeball is shorter than normal.
E)   a concave lens corrects vision.F) B) and E)
G) B) and D) D

Question 16

Which of the following structures of the eye does not touch the lens?

Accepted Answer

A)   cornea
B)   suspensory ligaments
C)   aqueous humor
D)   vitreous humorE) None of the above
F) A) and C)

Question 17

When the ciliary muscle is relaxed,the suspensory ligament is

Accepted Answer

A)   taut and the lens is flattened.
B)   relaxed and the lens is flattened.
C)   taut and the lens is rounded.
D)   relaxed and the lens is rounded.E) None of the above
F) A) and B)

Question 18

Which of the following is not a layer or coat of the eye?

Accepted Answer

A)   sclera
B)   choroid
C)   retina
D)   aqueous humorE) All of the above
F) A) and D)

Question 19

The receptors involved in our sense of equilibrium are

Accepted Answer

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

Question 20

The summing up of nerve signals by _____________________ is called __________________.

Accepted Answer

A)   the reticular activating system, perception
B)   the cerebral cortex, sensation
C)   sensory receptors, sensation
D)   the cerebral cortex, perception
E)   sensory receptors, integrationF) All of the above
G) B) and C)

Exam 14: Senses

What type of exteroceptors are located in the ear?

Correct AnswerverifiedA

Taste cells and the carotid bodies are alike in that both

Correct AnswerverifiedShow Answer

Order the steps involved in the activity of a muscle spindle: 1.Muscle spindle is stretched.2.Reflex action occurs.3.Contraction of muscle fibers adjoining the muscle spindle.4.Nerve signals are generated.5.The muscle relaxes.6.The muscle's length increases.

Correct AnswerverifiedShow Answer

Rotational and gravitational equilibrium both involve all of the following except

Correct AnswerverifiedShow Answer

The utricle is especially sensitive to what type of movements?

Correct AnswerverifiedShow Answer

Nociceptors are sensitive to mechanical,thermal,or electrical stimuli,or toxic substances.

Correct AnswerverifiedShow Answer

Which of the following is not involved in gravitational equilibrium?

Correct AnswerverifiedShow Answer

Which of the following is found within the cochlea?

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 AnswerverifiedShow Answer

One third of the cerebral cortex takes part in processing visual information.

Correct AnswerverifiedShow Answer

When you entered the room,there was a faint smell of smoke,but after about an hour,you no longer noticed the smell.What happened?

Correct AnswerverifiedB

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

Correct AnswerverifiedShow Answer

Which part of the brain is involved in sensory adaptation?

Correct AnswerverifiedShow Answer

All sensory receptors initiate nerve signals.

Correct AnswerverifiedShow Answer

In farsightedness,

Correct AnswerverifiedD

Which of the following structures of the eye does not touch the lens?

Correct AnswerverifiedShow Answer

When the ciliary muscle is relaxed,the suspensory ligament is

Correct AnswerverifiedShow Answer

Which of the following is not a layer or coat of the eye?

Correct AnswerverifiedShow Answer

The receptors involved in our sense of equilibrium are

Correct AnswerverifiedShow Answer

The summing up of nerve signals by _____________________ is called __________________.

Correct AnswerverifiedShow Answer

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B

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D

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The summing up of nerve signals by ___ is called .

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