Question 1

You are told that a newborn has a developmental defect in the eye which prevents light from entering the eye,and that this defect does not involve the lens itself.Your first guess as to what is defective would be the

Accepted Answer

A)   cornea.
B)   retina.
C)   optic nerve.
D)   iris.
E)   lens.

Question 2

Naked mole rats face high levels of carbon dioxide leading to normally painful levels of tissue acidity due to the _______ of their burrows.

Accepted Answer

A)   poor ventilation
B)   high temperature
C)   humidity
D)   insect residents
E)   sandy soil

Question 3

Volatile chemical substances that elicit specific responses in other members of the same species are referred to as

Accepted Answer

A)   hormones.
B)   pheromones.
C)   transposons.
D)   pectines.
E)   spicules.

Question 4

The point where the optic nerve exits the retina is called the

Accepted Answer

A)   fovea.
B)   blind spot.
C)   sclera.
D)   choroid.
E)   vitreous humor.

Question 5

If you wanted to design a drug which could be used in experiments to disorient subjects in terms of their posture,you would target what kind of structure?

Accepted Answer

A)   proprioreceptor
B)   mechanoreceptor
C)   pain receptor
D)   chemoreceptor
E)   electroreceptor

Question 6

If you wanted to design a drug to stop the sense of smell,what kind of receptor would you target?

Accepted Answer

A)   photoreceptor
B)   chemoreceptor
C)   proprioreceptor
D)   electroreceptor
E)   thermoreceptor

Question 7

In humans,which of the following is used to primarily detect heat?

Accepted Answer

A)   photoreceptor
B)   proprioceptor
C)   thermoreceptor
D)   mechanoreceptor
E)   chemoreceptor

Question 8

Insects have compound eyes.

Accepted Answer

A) True 
 B)False

Question 9

What is the stress faced by naked mole rats in their crowded burrows?

Accepted Answer

A)   less carbon dioxide in their blood
B)   elevated tissue acidity
C)   dehydration
D)   food shortages
E)   insufficient rest

Question 10

During surgery on the head,a surgeon accidentally cuts a nerve,and the patient loses hearing.The nerve which was cut was the

Accepted Answer

A)   olfactory nerve.
B)   auditory nerve.
C)   optic nerve.
D)   retinal nerve.
E)   pons.

Question 11

Naked mole rats can tolerate higher CO2 levels than can mice due to the inhibition of their homeostatic pain receptors by the acid.

Accepted Answer

A) True 
 B)False

Question 12

If a person has been prescribed eyeglasses with lenses that shorten the path of light,it is most likely to correct for that person

Accepted Answer

A)   being farsighted.
B)   being nearsighted.
C)   having astigmatism.
D)   being cross-eyed.
E)   None of the answer choices are correct.

Question 13

You are swimming in a pool and feel the waves of pressure as water moves against your body.You are making use of what to detect this?

Accepted Answer

A)   photoreceptors
B)   thermoreceptors
C)   mechanoreceptors
D)   pain receptors
E)   chemoreceptors C

Question 14

The senses of equilibrium and balance derive from the

Accepted Answer

A)   cochlea.
B)   semicircular canals.
C)   vestibule.
D)   cochlea and vestibule.
E)   semicircular canals and vestibule.

Question 15

A subject in a physiological experiment who has been listening to loud noise for 5 minutes reports noticing the noise less over time.The nerve most obviously involved in this sensory adaptation is the

Accepted Answer

A)   auditory nerve.
B)   olfactory nerve.
C)   cochlear nerve.
D)   optic nerve.
E)   pons. A

Question 16

Receptors for the general senses are

Accepted Answer

A)   limited to the head.
B)   limited to the legs.
C)   found only in the brain and spinal cord.
D)   found throughout the body.
E)   found only on the surface of the body.

Question 17

What sense is not one of the special senses?

Accepted Answer

A)   olfaction
B)   vision
C)   taste
D)   touch
E)   hearing

Question 18

When you hear the waves,which of the following is being activated?

Accepted Answer

A)   mechanoreceptor
B)   thermoreceptor
C)   photoreceptor
D)   proprioreceptor
E)   chemoreceptor A

Question 19

The rods and cones in the retina transduce light energy into action potentials,which can then travel to the brain for processing.

Accepted Answer

A) True 
 B)False

Question 20

To design an experimental protocol to study the light-sensitive pigment in a bird's retina,you would be trying to extract the chemical called

Accepted Answer

A)   carotene.
B)   chlorophyll.
C)   glutamate.
D)   rhodopsin.
E)   tyrosine.

Exam 27: The Senses

You are told that a newborn has a developmental defect in the eye which prevents light from entering the eye,and that this defect does not involve the lens itself.Your first guess as to what is defective would be the

Correct AnswerverifiedShow Answer

Naked mole rats face high levels of carbon dioxide leading to normally painful levels of tissue acidity due to the _______ of their burrows.

Correct AnswerverifiedShow Answer

Volatile chemical substances that elicit specific responses in other members of the same species are referred to as

Correct AnswerverifiedShow Answer

The point where the optic nerve exits the retina is called the

Correct AnswerverifiedShow Answer

If you wanted to design a drug which could be used in experiments to disorient subjects in terms of their posture,you would target what kind of structure?

Correct AnswerverifiedShow Answer

If you wanted to design a drug to stop the sense of smell,what kind of receptor would you target?

Correct AnswerverifiedShow Answer

In humans,which of the following is used to primarily detect heat?

Correct AnswerverifiedShow Answer

Insects have compound eyes.

Correct AnswerverifiedShow Answer

What is the stress faced by naked mole rats in their crowded burrows?

Correct AnswerverifiedShow Answer

During surgery on the head,a surgeon accidentally cuts a nerve,and the patient loses hearing.The nerve which was cut was the

Correct AnswerverifiedShow Answer

Naked mole rats can tolerate higher CO2 levels than can mice due to the inhibition of their homeostatic pain receptors by the acid.

Correct AnswerverifiedShow Answer

If a person has been prescribed eyeglasses with lenses that shorten the path of light,it is most likely to correct for that person

Correct AnswerverifiedShow Answer

You are swimming in a pool and feel the waves of pressure as water moves against your body.You are making use of what to detect this?

Correct AnswerverifiedC

The senses of equilibrium and balance derive from the

Correct AnswerverifiedShow Answer

A subject in a physiological experiment who has been listening to loud noise for 5 minutes reports noticing the noise less over time.The nerve most obviously involved in this sensory adaptation is the

Correct AnswerverifiedA

Receptors for the general senses are

Correct AnswerverifiedShow Answer

What sense is not one of the special senses?

Correct AnswerverifiedShow Answer

When you hear the waves,which of the following is being activated?

Correct AnswerverifiedA

The rods and cones in the retina transduce light energy into action potentials,which can then travel to the brain for processing.

Correct AnswerverifiedShow Answer

To design an experimental protocol to study the light-sensitive pigment in a bird's retina,you would be trying to extract the chemical called

Correct AnswerverifiedShow Answer

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Naked mole rats can tolerate higher CO₂ levels than can mice due to the inhibition of their homeostatic pain receptors by the acid.

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A

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