Question 1

Selecting the Exception Four of the five answers listed below are related by a similar sense receptor. Select the exception.

Accepted Answer

A)  touch or pressure 
B)  olfaction 
C)  balance (equilibrium) 
D)  hearing 
E)  muscle sense 
A)  touch or pressure 
B)  olfaction 
C)  balance (equilibrium) 
D)  hearing 
E)  muscle sense

Question 2

The fovea

Accepted Answer

A)  is the blind spot produced by the optic nerve entering the eye. 
B)  is the region of the retina filled with cones that allows the most acute vision. 
C)  is the region of the retina that has the greatest concentration of rods that enable sight under extremely dim conditions. 
D)  focuses light on the retina. 
E)  is the anterior fluid-filled chamber of the eye. 
A)  is the blind spot produced by the optic nerve entering the eye. 
B)  is the region of the retina filled with cones that allows the most acute vision. 
C)  is the region of the retina that has the greatest concentration of rods that enable sight under extremely dim conditions. 
D)  focuses light on the retina. 
E)  is the anterior fluid-filled chamber of the eye.

Question 3

The hair cells of the inner ear begin to suffer damage when exposed to sounds louder than

Accepted Answer

A)  35 - 45 decibels. 
B)  45 - 55 decibels. 
C)  55 - 65 decibels. 
D)  65 - 75 decibels. 
E)  75 - 85 decibels. 
A)  35 - 45 decibels. 
B)  45 - 55 decibels. 
C)  55 - 65 decibels. 
D)  65 - 75 decibels. 
E)  75 - 85 decibels.

Question 4

Otoliths contain which compound?

Accepted Answer

A)  calcium carbonate 
B)  calcium oxalate 
C)  sodium chloride 
D)  potassium chloride 
E)  sodium carbonate 
A)  calcium carbonate 
B)  calcium oxalate 
C)  sodium chloride 
D)  potassium chloride 
E)  sodium carbonate

Question 5

Olfactory bulbs are located in which portion of the brain?
A) occipital lobe
B) frontal lobe
C) parietal lobe
D) occipital lobe
E) thalamus

Accepted Answer

The answer of Olfactory bulbs are located in which portion...

Question 6

Selecting the Exception Four of the five answers listed below are related by a similar receptor. Select the exception.

Accepted Answer

A)  otolith 
B)  vestibular apparatus 
C)  semicircular canal 
D)  cochlea 
E)  saccule 
A)  otolith 
B)  vestibular apparatus 
C)  semicircular canal 
D)  cochlea 
E)  saccule

Question 7

Which sense utilizes mechanical energy?

Accepted Answer

A)  sense of temperature 
B)  muscle pressure 
C)  sense of vision 
D)  sense of taste 
E)  sense of smell 
A)  sense of temperature 
B)  muscle pressure 
C)  sense of vision 
D)  sense of taste 
E)  sense of smell

Question 8

Motion sickness is the result of

Accepted Answer

A)  overstimulation of the hair cells in the vestibular apparatus. 
B)  visual input, especially when it is monotonous. 
C)  fear and anxiety. 
D)  overstimulation of the hair cells in the vestibular apparatus and visual input, especially when it is monotonous. 
E)  overstimulation of the hair cells in the vestibular apparatus and visual input, especially when it is monotonous or extreme. 
A)  overstimulation of the hair cells in the vestibular apparatus. 
B)  visual input, especially when it is monotonous. 
C)  fear and anxiety. 
D)  overstimulation of the hair cells in the vestibular apparatus and visual input, especially when it is monotonous. 
E)  overstimulation of the hair cells in the vestibular apparatus and visual input, especially when it is monotonous or extreme.

Question 9

Selecting the Exception Four of the five answers listed below are receptors. Select the exception.

Accepted Answer

A)  muscle 
B)  Pacinian corpuscle 
C)  hair cells 
D)  cones 
E)  taste buds 
A)  muscle 
B)  Pacinian corpuscle 
C)  hair cells 
D)  cones 
E)  taste buds

Question 10

Approximately how many olfactory receptors do humans have in their olfactory epithelium?

Accepted Answer

A)  10 million 
B)  100,000 
C)  200 million 
D)  50 million 
E)  500,000 
A)  10 million 
B)  100,000 
C)  200 million 
D)  50 million 
E)  500,000

Question 11

The difference in "sensation" and "perception" when referring to a stimulus lies in

Accepted Answer

A)  the type of receptor stimulated. 
B)  understanding the significance of the stimulus. 
C)  the number of receptors that depolarize. 
D)  feeling exactly what is happening at the site. 
E)  responding to the stimulus. 
A)  the type of receptor stimulated. 
B)  understanding the significance of the stimulus. 
C)  the number of receptors that depolarize. 
D)  feeling exactly what is happening at the site. 
E)  responding to the stimulus.

Question 12

The body's "natural opiates" used to reduce the ability to perceive pain are

Accepted Answer

A)  glucocorticoids. 
B)  mineralocorticoids. 
C)  endorphins and enkephalins. 
D)  endorphins only. 
E)  enkephalins only. 
A)  glucocorticoids. 
B)  mineralocorticoids. 
C)  endorphins and enkephalins. 
D)  endorphins only. 
E)  enkephalins only.

Question 13

The Visual Cortex is located in the

Accepted Answer

A)  frontal lobe. 
B)  parietal lobe. 
C)  temporal lobe. 
D)  insula. 
E)  occipital lobe. 
A)  frontal lobe. 
B)  parietal lobe. 
C)  temporal lobe. 
D)  insula. 
E)  occipital lobe.

Question 14

The white protective fibrous tissue of the eye, often called the white of the eye, is the

Accepted Answer

A)  lens. 
B)  sclera. 
C)  pupil. 
D)  iris. 
E)  retina. 
A)  lens. 
B)  sclera. 
C)  pupil. 
D)  iris. 
E)  retina.

Question 15

A sensory system includes

Accepted Answer

A)  a sensory receptor. 
B)  nerve pathways from the receptor to the brain. 
C)  brain regions where the sensory information is processed. 
D)  a sensory receptor and nerve pathways from the receptor to the brain, only. 
E)  a sensory receptor, nerve pathways from the receptor to the brain, and brain regions where the sensory information is processed. 
A)  a sensory receptor. 
B)  nerve pathways from the receptor to the brain. 
C)  brain regions where the sensory information is processed. 
D)  a sensory receptor and nerve pathways from the receptor to the brain, only. 
E)  a sensory receptor, nerve pathways from the receptor to the brain, and brain regions where the sensory information is processed.

Question 16

The unique characteristics of an individual's iris pattern may be compared to the unique characteristics of a person's

Accepted Answer

A)  facial features. 
B)  height and weight combination. 
C)  fingerprints. 
D)  hair color. 
E)  hair pattern. 
A)  facial features. 
B)  height and weight combination. 
C)  fingerprints. 
D)  hair color. 
E)  hair pattern.

Question 17

Which of the following eye disorders is NOT necessarily correlated with age?

Accepted Answer

A)  cataracts 
B)  macular degeneration 
C)  trachoma 
D)  glaucoma 
E)  the need for bifocal lenses 
A)  cataracts 
B)  macular degeneration 
C)  trachoma 
D)  glaucoma 
E)  the need for bifocal lenses

Question 18

The somatic senses include all of the following sensations EXCEPT

Accepted Answer

A)  balance 
B)  pain near the body surface 
C)  temperature 
D)  touch 
E)  pressure 
A)  balance 
B)  pain near the body surface 
C)  temperature 
D)  touch 
E)  pressure

Question 19

The force of the original vibrations entering the ear is amplified by the

Accepted Answer

A)  organ of Corti. 
B)  oval window. 
C)  round window. 
D)  Eustachian tube. 
E)  semicircular canals. 
A)  organ of Corti. 
B)  oval window. 
C)  round window. 
D)  Eustachian tube. 
E)  semicircular canals.

Question 20

A loud sound can be distinguished from a soft whisper due to

Accepted Answer

A)  more neurons depolarize. 
B)  each receptor depolarizes more fully. 
C)  the frequency of depolarizing neurons increases. 
D)  variations in the signals each sound produces. 
E)  more neurons depolarize, each receptor depolarizes more fully, and the frequency of depolarizing neurons increases. 
A)  more neurons depolarize. 
B)  each receptor depolarizes more fully. 
C)  the frequency of depolarizing neurons increases. 
D)  variations in the signals each sound produces. 
E)  more neurons depolarize, each receptor depolarizes more fully, and the frequency of depolarizing neurons increases.

Exam 14: Sensory Systems

Selecting the Exception Four of the five answers listed below are related by a similar sense receptor. Select the exception.

The fovea

The hair cells of the inner ear begin to suffer damage when exposed to sounds louder than

Otoliths contain which compound?

Olfactory bulbs are located in which portion of the brain? A) occipital lobe B) frontal lobe C) parietal lobe D) occipital lobe E) thalamus

Selecting the Exception Four of the five answers listed below are related by a similar receptor. Select the exception.

Which sense utilizes mechanical energy?

Motion sickness is the result of

Selecting the Exception Four of the five answers listed below are receptors. Select the exception.

Approximately how many olfactory receptors do humans have in their olfactory epithelium?

The difference in "sensation" and "perception" when referring to a stimulus lies in

The body's "natural opiates" used to reduce the ability to perceive pain are

The Visual Cortex is located in the

The white protective fibrous tissue of the eye, often called the white of the eye, is the

A sensory system includes

The unique characteristics of an individual's iris pattern may be compared to the unique characteristics of a person's

Which of the following eye disorders is NOT necessarily correlated with age?

The somatic senses include all of the following sensations EXCEPT

The force of the original vibrations entering the ear is amplified by the

A loud sound can be distinguished from a soft whisper due to

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