Question 1

Fast pain is a localized response mediated by myelinated nerve fibers.

Accepted Answer

A) True 
 B)False

Question 2

When you travel in an elevator,what senses when the elevator is moving?

Accepted Answer

A)  The inner hair cells of the basilar membrane
B)  The outer hair cells of the basilar membrane
C)  The hair cells of the tectorial membrane
D)  The hair cells of the otolithic membrane of the macula utriculi
E)  The hair cells of the otolithic membrane of the macula sacculi

Question 3

Changes in blood pressure are detected by __________ in certain arteries.

Accepted Answer

A)  mechanoreceptors
B)  chemoreceptors
C)  proprioceptors
D)  nociceptors
E)  thermoreceptors

Question 4

Which of the following describes the duplicity theory of vision?

Accepted Answer

A)  A single type of receptor system cannot produce both high sensitivity and high resolution.
B)  Cones and rods are responsible for both photopic (day)  vision as well as trichromatic (color)  vision.
C)  Cones are responsible for both photopic (day)  vision as well as trichromatic (color)  vision.
D)  Light adaptation and dark adaptation are adjustments in vision to changing light intensities.
E)  There are short-wavelength cones and long-wavelength cones.

Question 5

Which organ does not have nociceptors?

Accepted Answer

A)  Brain
B)  Heart
C)  Kidney
D)  Liver
E)  Stomach

Question 6

The middle ear consists of a fluid-filled chamber.

Accepted Answer

A) True 
 B)False

Question 7

Where do most second-order somesthetic neurons synapse with third-order neurons?

Accepted Answer

A)  Midbrain
B)  Thalamus
C)  Spinothalamic tract
D)  Hypothalamus
E)  Postcentral gyrus

Question 8

Glaucoma is a state of elevated pressure within the eye that occurs when the __________ is obstructed so the aqueous humor is not reabsorbed as fast as it is secreted.

Accepted Answer

A)  scleral venous sinus
B)  posterior chamber
C)  anterior chamber
D)  lacrimal punctum
E)  tarsal gland opening

Question 9

The output energy of all receptors is a type of __________ energy.

Accepted Answer

A)  chemical
B)  mechanical
C)  thermal
D)  electrical
E)  nuclear

Question 10

What is the crista ampullaris associated with?

Accepted Answer

A)  Static equilibrium when standing still
B)  Static acceleration in linear acceleration
C)  Dynamic equilibrium in angular acceleration
D)  Hearing high-pitch sounds
E)  Vision related to color

Question 11

Rods secrete glutamate from the base of the cell when exposed to light.

Accepted Answer

A) True 
 B)False

Question 12

What is the correct order of cells in the retina from back to front?

Accepted Answer

A)  Photoreceptor - bipolar - ganglion
B)  Ganglion - bipolar - photoreceptor
C)  Photoreceptor - ganglion - bipolar
D)  Ganglion - photoreceptor - bipolar

Question 13

Transduction begins with an action potential in a sensory receptor.

Accepted Answer

A) True 
 B)False

Question 14

Divergent sensory pathways explain the phenomenon of referred pain.

Accepted Answer

A) True 
 B)False

Question 15

What do pheromones stimulate?

Accepted Answer

A)  Hair cells
B)  Supporting cells
C)  Taste cells
D)  Olfactory cells
E)  Olfactory glands

Question 16

In a taste bud,which cell produces a receptor potential?

Accepted Answer

A)  Taste hairs
B)  Sensory nerve fibers
C)  Supporting cells
D)  basal cells
E)  Gustatory cells

Question 17

Stimuli produced by sound waves reach the brain following which pathway?

Accepted Answer

A)  Cochlear duct  →\rarr→  spiral organ  →\rarr→  ossicles  →\rarr→  oval window  →\rarr→  auditory canal  →\rarr→  tympanic membrane  →\rarr→  fibers of cochlear nerve
B)  Auditory canal  →\rarr→  tympanic membrane  →\rarr→  oval window  →\rarr→  cochlear duct  →\rarr→  ossicles  →\rarr→  spiral organ  →\rarr→  fibers of cochlear nerve
C)  Cochlear duct  →\rarr→  oval window  →\rarr→  auditory canal  →\rarr→  tympanic membrane  →\rarr→  ossicles  →\rarr→  spiral organ  →\rarr→  fibers of cochlear nerve
D)  Tympanic membrane  →\rarr→  auditory canal  →\rarr→  ossicles  →\rarr→  oval window  →\rarr→  cochlear duct  →\rarr→  spiral organ  →\rarr→  fibers of cochlear nerve
E)  Auditory canal  →\rarr→  tympanic membrane  →\rarr→  ossicles  →\rarr→  oval window  →\rarr→  cochlear duct  →\rarr→  spiral organ  →\rarr→  fibers of cochlear nerve

Question 18

Each upward movement of the basilar causes the stereocilia of the inner hair cells to bend,opening __________ gates.

Accepted Answer

A)  K+
B)  Na+
C)  Ca2+
D)  Cl-
E)  Mg2+

Question 19

Olfaction results from the stimulation of chemoreceptors.

Accepted Answer

A) True 
 B)False

Question 20

Which cells are responsible for photopic (day) vision as well as trichromatic (color) vision?

Accepted Answer

A)  Bipolar cells
B)  Rods
C)  Cones
D)  Ganglion cells
E)  Pigment cells

Exam 16: Sense Organs

Stimuli produced by sound waves reach the brain following which pathway?

Correct AnswerverifiedShow Answer

Transduction begins with an action potential in a sensory receptor.

Correct AnswerverifiedShow Answer

Changes in blood pressure are detected by __________ in certain arteries.

Correct AnswerverifiedShow Answer

Which organ does not have nociceptors?

Correct AnswerverifiedShow Answer

Olfaction results from the stimulation of chemoreceptors.

Correct AnswerverifiedShow Answer

When you travel in an elevator,what senses when the elevator is moving?

Correct AnswerverifiedShow Answer

What do pheromones stimulate?

Correct AnswerverifiedShow Answer

Rods secrete glutamate from the base of the cell when exposed to light.

Correct AnswerverifiedShow Answer

Divergent sensory pathways explain the phenomenon of referred pain.

Correct AnswerverifiedShow Answer

Which cells are responsible for photopic (day) vision as well as trichromatic (color) vision?

Correct AnswerverifiedShow Answer

What is the correct order of cells in the retina from back to front?

Correct AnswerverifiedShow Answer

Each upward movement of the basilar causes the stereocilia of the inner hair cells to bend,opening __________ gates.

Correct AnswerverifiedShow Answer

Where do most second-order somesthetic neurons synapse with third-order neurons?

Correct AnswerverifiedShow Answer

Which of the following describes the duplicity theory of vision?

Correct AnswerverifiedShow Answer

What is the crista ampullaris associated with?

Correct AnswerverifiedShow Answer

Glaucoma is a state of elevated pressure within the eye that occurs when the __________ is obstructed so the aqueous humor is not reabsorbed as fast as it is secreted.

Correct AnswerverifiedShow Answer

In a taste bud,which cell produces a receptor potential?

Correct AnswerverifiedShow Answer

Fast pain is a localized response mediated by myelinated nerve fibers.

Correct AnswerverifiedShow Answer

The middle ear consists of a fluid-filled chamber.

Correct AnswerverifiedShow Answer

The output energy of all receptors is a type of __________ energy.

Correct AnswerverifiedShow Answer

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