Question 1

The structure that regulates the size of the opening for light in the eye is the

Accepted Answer

A)  pupil. 
B)  retina. 
C)  iris. 
D)  ciliary muscle. 
E)  lens. 
A)  pupil. 
B)  retina. 
C)  iris. 
D)  ciliary muscle. 
E)  lens.

Question 2

Which health problem is associated with a decrease in the ability to taste certain foods?

Accepted Answer

A)  allergies 
B)  upper respiratory tract infection 
C)  brain tumors 
D)  exposure to drugs 
E)  All of the answer choices can decrease a person's ability to taste certain foods. 
A)  allergies 
B)  upper respiratory tract infection 
C)  brain tumors 
D)  exposure to drugs 
E)  All of the answer choices can decrease a person's ability to taste certain foods.

Question 3

Taste and smell are examples of exteroceptors.

Accepted Answer

A) True 
 B)False

Question 4

The malleus, incus, and stapes are

Accepted Answer

A)  located in the inner ear. 
B)  equivalent terms for the saccule, utricle, and the otolith. 
C)  surrounded by fluid in a bony cavity. 
D)  located between the tympanic membrane and the oval window. 
E)  located between the tectorial membrane and the basilar membrane. 
A)  located in the inner ear. 
B)  equivalent terms for the saccule, utricle, and the otolith. 
C)  surrounded by fluid in a bony cavity. 
D)  located between the tympanic membrane and the oval window. 
E)  located between the tectorial membrane and the basilar membrane.

Question 5

Taste cells can detect at three primary types of taste: salty, sour, and bitter.

Accepted Answer

A) True 
 B)False

Question 6

Which of these is true of all receptors?

Accepted Answer

A)  All receptors are sensitive to all the different types of stimuli. 
B)  They are all stimulated by a change in the external environment. 
C)  They are all found at the ends of neurons and initiate a nerve impulse that is carried to the brain. 
D)  They not only receive stimuli but also interpret them. 
E)  They are all located in the hypothalamus and skin. 
A)  All receptors are sensitive to all the different types of stimuli. 
B)  They are all stimulated by a change in the external environment. 
C)  They are all found at the ends of neurons and initiate a nerve impulse that is carried to the brain. 
D)  They not only receive stimuli but also interpret them. 
E)  They are all located in the hypothalamus and skin.

Question 7

Which of the following correctly matches a sensory receptor with its stimuli?

Accepted Answer

A)  photoreceptors-sense of "smell" 
B)  chemoreceptors-sense of position 
C)  proprioceptors-detection of carbon dioxide level in blood 
D)  thermoreceptors-changes in temperature 
E)  mechanoreceptors-sense of temperature 
A)  photoreceptors-sense of "smell" 
B)  chemoreceptors-sense of position 
C)  proprioceptors-detection of carbon dioxide level in blood 
D)  thermoreceptors-changes in temperature 
E)  mechanoreceptors-sense of temperature

Question 8

Taste buds and olfactory cells are considered

Accepted Answer

A)  mechanoreceptors. 
B)  chemoreceptors. 
C)  cutaneous receptors. 
D)  proprioceptors. 
E)  photoreceptors. 
A)  mechanoreceptors. 
B)  chemoreceptors. 
C)  cutaneous receptors. 
D)  proprioceptors. 
E)  photoreceptors.

Question 9

The fluid within the semicircular canals and the otoliths present in the utricle and saccule play very similar roles in our sense of equilibrium.

Accepted Answer

A) True 
 B)False

Question 10

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

Accepted Answer

A) True 
 B)False

Question 11

When light intensity drops at nighttime, we can expect a lit city street scene to appear

Accepted Answer

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

Question 12

Which of the following is a true 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)  All of the answer choices are true. 
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)  All of the answer choices are true.

Question 13

What part of your brain interprets the information received from the taste buds?

Accepted Answer

A)  olfactory cortex 
B)  gustatory cotex 
C)  visual cortex 
D)  auditory cortex 
E)  Taste is interpreted in the mouth and not the brain. 
A)  olfactory cortex 
B)  gustatory cotex 
C)  visual cortex 
D)  auditory cortex 
E)  Taste is interpreted in the mouth and not the brain.

Question 14

The bones of the middle ear

Accepted Answer

A)  respond to a change in the position of the head. 
B)  transmit sound waves. 
C)  are sense receptors connected to the auditory nerve. 
D)  are named the malleus, incus, and otolith. 
E)  are connected to the tectorial membrane and oval window. 
A)  respond to a change in the position of the head. 
B)  transmit sound waves. 
C)  are sense receptors connected to the auditory nerve. 
D)  are named the malleus, incus, and otolith. 
E)  are connected to the tectorial membrane and oval window.

Question 15

Rotational equilibrium depends on which of the following structures?

Accepted Answer

A)  utricle and saccule 
B)  semicircular canals 
C)  stapes and saccule 
D)  auditory canal 
E)  utricle and semicircular canals 
A)  utricle and saccule 
B)  semicircular canals 
C)  stapes and saccule 
D)  auditory canal 
E)  utricle and semicircular canals

Question 16

The most frequent causes of blindness in adults are retinal disorders.

Accepted Answer

A) True 
 B)False

Question 17

In nearsightedness, light rays are brought into focus

Accepted Answer

A)  in front of the retina. 
B)  in back of the retina. 
C)  on the retina. 
D)  on the hair cells of the ampulla. 
E)  unevenly across the retina. 
A)  in front of the retina. 
B)  in back of the retina. 
C)  on the retina. 
D)  on the hair cells of the ampulla. 
E)  unevenly across the retina.

Question 18

Julie can see very well close up, but has more problems with distance 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 ligaments 
A)  optic nerve 
B)  fovea 
C)  cornea 
D)  ciliary muscle 
E)  suspensory ligaments

Question 19

The receptors that detect position and movement of limbs are called

Accepted Answer

A)  mechanoreceptors. 
B)  chemoreceptors. 
C)  proprioceptors. 
D)  photoreceptors. 
E)  nociceptors. 
A)  mechanoreceptors. 
B)  chemoreceptors. 
C)  proprioceptors. 
D)  photoreceptors. 
E)  nociceptors.

Question 20

Which of the following is necessary to see an object?

Accepted Answer

A)  retina 
B)  optic nerve 
C)  nerve impulse 
D)  bipolar cells 
E)  All of the answer choices are necessary for sight. 
A)  retina 
B)  optic nerve 
C)  nerve impulse 
D)  bipolar cells 
E)  All of the answer choices are necessary for sight.

Exam 18: Senses

The structure that regulates the size of the opening for light in the eye is the

Which health problem is associated with a decrease in the ability to taste certain foods?

Taste and smell are examples of exteroceptors.

The malleus, incus, and stapes are

Taste cells can detect at three primary types of taste: salty, sour, and bitter.

Which of these is true of all receptors?

Which of the following correctly matches a sensory receptor with its stimuli?

Taste buds and olfactory cells are considered

The fluid within the semicircular canals and the otoliths present in the utricle and saccule play very similar roles in our sense of equilibrium.

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

When light intensity drops at nighttime, we can expect a lit city street scene to appear

Which of the following is a true statement?

What part of your brain interprets the information received from the taste buds?

The bones of the middle ear

Rotational equilibrium depends on which of the following structures?

The most frequent causes of blindness in adults are retinal disorders.

In nearsightedness, light rays are brought into focus

Julie can see very well close up, but has more problems with distance 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?

The receptors that detect position and movement of limbs are called

Which of the following is necessary to see an object?

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