Question 1

The direction of movement of the head relative to gravity is determined by

Accepted Answer

A)  stereocilia in a gelatinous material called a cupula. 
B)  movement of fluid in the ampulla. 
C)  displacement of otoliths on the otolithic membrane. 
D)  asymmetric nerve impulses from proprioceptors on the left and right side of the head. 
E)  integration of the visual and auditory signals in the equilibria center of the cortex. 
A)  stereocilia in a gelatinous material called a cupula. 
B)  movement of fluid in the ampulla. 
C)  displacement of otoliths on the otolithic membrane. 
D)  asymmetric nerve impulses from proprioceptors on the left and right side of the head. 
E)  integration of the visual and auditory signals in the equilibria center of the cortex.

Question 2

Jennifer's doctor tells her that she is experiencing a problem with her proprioceptors. What symptoms must Jennifer be experiencing?

Accepted Answer

A)  falling down 
B)  memory failure 
C)  intense pain 
D)  a fight-or-flight response 
E)  blindness 
A)  falling down 
B)  memory failure 
C)  intense pain 
D)  a fight-or-flight response 
E)  blindness

Question 3

The olfactory bulbs have a direct connection with what part of the brain?

Accepted Answer

A)  limbic system 
B)  pons 
C)  medulla 
D)  brain stem 
E)  temporal lobe 
A)  limbic system 
B)  pons 
C)  medulla 
D)  brain stem 
E)  temporal lobe

Question 4

Which of the following is true about cones?

Accepted Answer

A)  They detect color of an object. 
B)  They detect detail of an object. 
C)  They require high-intensity light. 
D)  Rods are more numerous in the retina than cones. 
E)  All of the answer choices are true. 
A)  They detect color of an object. 
B)  They detect detail of an object. 
C)  They require high-intensity light. 
D)  Rods are more numerous in the retina than cones. 
E)  All of the answer choices are true.

Question 5

The tongue contains approximately 10,000 taste buds.

Accepted Answer

A) True 
 B)False

Question 6

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 skin 
A)  in your ears 
B)  in your mouth 
C)  in your eyes 
D)  in your nose 
E)  at your skin

Question 7

Puncturing the tympanic membrane 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. 
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.

Question 8

Which of the following would be detected by a cutaneous receptor?

Accepted Answer

A)  equilibrium 
B)  sound waves 
C)  motion 
D)  gravity 
E)  temperature 
A)  equilibrium 
B)  sound waves 
C)  motion 
D)  gravity 
E)  temperature

Question 9

Which cutaneous receptors are concentrated in the fingertips and palms?

Accepted Answer

A)  Meissner corpuscles 
B)  Pacinian corpuscles 
C)  Ruffini endings 
D)  root hair plexus 
E)  free nerve endings 
A)  Meissner corpuscles 
B)  Pacinian corpuscles 
C)  Ruffini endings 
D)  root hair plexus 
E)  free nerve endings

Question 10

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. 
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.

Question 11

Which of the following statements is true?

Accepted Answer

A)  Hearing is not dependent on the inner ear. 
B)  All parts of the organ of Corti hear all ranges of sound. 
C)  Loud music does not damage your ears. 
D)  Hearing is dependent on mechanical pressure. 
E)  Sound is similar to light insofar as it is transmitted through the vacuum of space. 
A)  Hearing is not dependent on the inner ear. 
B)  All parts of the organ of Corti hear all ranges of sound. 
C)  Loud music does not damage your ears. 
D)  Hearing is dependent on mechanical pressure. 
E)  Sound is similar to light insofar as it is transmitted through the vacuum of space.

Question 12

What substance will displace the cupula during rotational equilibrium?

Accepted Answer

A)  fluid within the semicircular canal 
B)  fluid within the utricle 
C)  the otoliths within the semicircular canal 
D)  the otoliths within the vestibule 
E)  fluid within the auditory tube 
A)  fluid within the semicircular canal 
B)  fluid within the utricle 
C)  the otoliths within the semicircular canal 
D)  the otoliths within the vestibule 
E)  fluid within the auditory tube

Question 13

The sclera is continuous with the

Accepted Answer

A)  cornea. 
B)  iris. 
C)  retina. 
D)  choroid coat. 
E)  fovea centralis. 
A)  cornea. 
B)  iris. 
C)  retina. 
D)  choroid coat. 
E)  fovea centralis.

Question 14

Both eyes "see" the entire visual field. However, because of the optic chiasma

Accepted Answer

A)  only data from the left half of each retina is carried by the optic tracts to the visual cortex. 
B)  data from the left half of each retina is carried by the right optic tract and data from the right half of each retina is carried by the left optic tract. 
C)  data from the right half of each retina is carried by the right optic tract and data from the left half of each retina is carried by the left optic tract. 
D)  the image on the back of the retina is inverted. 
E)  objects in the blind spot will disappear. 
A)  only data from the left half of each retina is carried by the optic tracts to the visual cortex. 
B)  data from the left half of each retina is carried by the right optic tract and data from the right half of each retina is carried by the left optic tract. 
C)  data from the right half of each retina is carried by the right optic tract and data from the left half of each retina is carried by the left optic tract. 
D)  the image on the back of the retina is inverted. 
E)  objects in the blind spot will disappear.

Question 15

List the parts that make up the outer ear, middle ear, and inner ear.

Accepted Answer

The outer ear consists of the pinna, ear

Question 16

Approximately 80-90% of what we perceive as "taste" is actually due to a sense of smell.

Accepted Answer

A) True 
 B)False

Question 17

Complete the following table of exteroreceptors.
Sensory Receptor$\quad\quad\quad\quad\quad\quad$Stimulus$~~~~~$Category$~~~~~$Sense
Taste cells
Olfactory cells
Rods and cones in retina
Hair cells in spiral organ
Hair cells in semicircular canals
Hair cells in vestibule

Accepted Answer

The comple

Question 18

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)  overstimulation of the ampulla. 
A)  hardening of the lens. 
B)  inadequate drainage of the aqueous humor. 
C)  loss of the otoliths. 
D)  loss of taste cells. 
E)  overstimulation of the ampulla.

Question 19

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. 
A)  tectorial membrane. 
B)  otolith. 
C)  fovea centralis. 
D)  blind spot. 
E)  ampulla.

Question 20

Images arriving at the visual area of the brain have been split because the left optic tract carries information about the right portion of the visual field and the right optic tract carries information about the left portion of the visual field.

Accepted Answer

A) True 
 B)False

Exam 18: Senses

The direction of movement of the head relative to gravity is determined by

Jennifer's doctor tells her that she is experiencing a problem with her proprioceptors. What symptoms must Jennifer be experiencing?

The olfactory bulbs have a direct connection with what part of the brain?

Which of the following is true about cones?

The tongue contains approximately 10,000 taste buds.

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

Puncturing the tympanic membrane would

Which of the following would be detected by a cutaneous receptor?

Which cutaneous receptors are concentrated in the fingertips and palms?

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

Which of the following statements is true?

What substance will displace the cupula during rotational equilibrium?

The sclera is continuous with the

Both eyes "see" the entire visual field. However, because of the optic chiasma

List the parts that make up the outer ear, middle ear, and inner ear.

Approximately 80-90% of what we perceive as "taste" is actually due to a sense of smell.

Complete the following table of exteroreceptors. Sensory Receptor \quad\quad\quad\quad\quad\quad Stimulus ~~~~~ Category ~~~~~ Sense Taste cells Olfactory cells Rods and cones in retina Hair cells in spiral organ Hair cells in semicircular canals Hair cells in vestibule

Glaucoma is caused by

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

Images arriving at the visual area of the brain have been split because the left optic tract carries information about the right portion of the visual field and the right optic tract carries information about the left portion of the visual field.

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Complete the following table of exteroreceptors. Sensory Receptor $\quad\quad\quad\quad\quad\quad$ Stimulus $~$ Category $~$ Sense Taste cells Olfactory cells Rods and cones in retina Hair cells in spiral organ Hair cells in semicircular canals Hair cells in vestibule