Question 1

The classification of a receptor as a photoreceptor or a mechanoreceptor depends on

Accepted Answer

A)  the location of origin of the stimulus it perceives.
B)  the modality of the stimulus it perceives.
C)  its location in the body.
D)  whether it is a somatic or visceral receptor.E) A) and D)
F) None of the above

Question 2

The type of receptor that readily adapts to a stimulus is known as a ________ receptor.

Accepted Answer

A)  phasic
B)  tonic
C)  transducer
D)  multimodalE) A) and B)
F) B) and C)

Question 3

The reason we can detect so many different odors is that each olfactory neuron is slightly different from the others,allowing for a wide range of odor sensations.

Accepted Answer

A) True 
 B)False

Question 4

Stimulation of olfactory receptor cells involves activation of G-protein molecules inside them.

Accepted Answer

A) True 
 B)False

Question 5

Which term best describes receptors that detect stimuli from the external environment

Accepted Answer

A)  Interoceptors
B)  Exteroceptors
C)  Proprioceptors
D)  Nociceptors
E)  ThermoreceptorsF) All of the above
G) A) and E)

Question 6

What is the correct sequence for lacrimal fluid production and drainage
A: Tears disperse across the surface of the eye.
B: Tears are produced by the lacrimal gland.
C: Fluid drains through the nasolacrimal duct.
D: Fluid enters the nasal cavity.
E: Fluid enters the lacrimal canaliculi and collects in the lacrimal sac.

Accepted Answer

A)  a,b,c,d,e
B)  b,a,c,d,e
C)  c,a,d,b,e
D)  b,a,e,c,d
E)  c,a,b,e,dF) A) and B)
G) A) and C)

Question 7

The vestibular nuclei are located within the _______ and project directly to the _______.

Accepted Answer

A)  medulla,cerebellum
B)  cerebellum,medulla
C)  cerebellum,thalamus
D)  thalamus,cerebral cortex
E)  thalamus,cerebellumBloom's: RememberF) A) and B)
G) C) and D)

Question 8

Caffeine and unsweetened chocolate both taste bitter,as they are

Accepted Answer

A)  alkaloids.
B)  acids.
C)  amino acids.
D)  ions of heavy molecular weight.
E)  carbohydrates.F) A) and C)
G) A) and D)

Question 9

When light strikes rhodopsin,the retinal is converted

Accepted Answer

A)  from cis to trans,and retinal and opsin combine.
B)  from cis to trans,and retinal and opsin disassociate.
C)  from trans to cis,and retinal and opsin combine.
D)  from trans to cis,and retinal and opsin disassociate.E) None of the above
F) A) and B)

Question 10

The entire area through which the sensitive ends of the receptor cells are distributed is the

Accepted Answer

A)  sensory field.
B)  receptive field.
C)  stimulus area.
D)  adaptative radius.
E)  transducer field. Bloom's: RememberF) B) and E)
G) A) and D)

Question 11

Where would you find olfactory hairs

Accepted Answer

A)  Scattered among the lamina propria
B)  At the apical surface of olfactory neurons
C)  Buried within the olfactory glands
D)  At the surface of supporting cells
E)  Concentrated along basal cellsF) A) and C)
G) A) and B)

Question 12

These receptors detect changes in pressure within the body caused by the stretch or distention of internal structures.

Accepted Answer

A)  Chemoreceptors
B)  Thermoreceptors
C)  Photoreceptors
D)  Mechanoreceptors
E)  BaroreceptorsF) A) and E)
G) None of the above

Question 13

When you travel on a moving walkway or an elevator,the linear acceleration of your body is sensed by the

Accepted Answer

A)  cochlea.
B)  semiciercular canals.
C)  utricle and saccule.
D)  ossicles.E) B) and C)
F) A) and C)

Question 14

The "dark current" of photoreceptors refers to

Accepted Answer

A)  the exit of Na+and Ca2+out of the cell when light is not hitting the cell.
B)  the entry of Na+and Ca2+ into the cell when light is not hitting the cell.
C)  the entry of K+into the cell when light is not hitting the cell.
D)  the exit of K+out of the cell when light is not hitting the cell.E) None of the above
F) A) and D)

Question 15

-In this illustration of the inner ear,what structure does the number 1 indicate

Accepted Answer

A)  Utricle
B)  Saccule
C)  Membranous labyrinth
D)  Round window
E)  Oval windowF) A) and B)
G) A) and C)

Question 16

These receptors detect specific molecules in our external and internal environments.

Accepted Answer

A)  Chemoreceptors
B)  Thermoreceptors
C)  Photoreceptors
D)  Mechanoreceptors
E)  BaroreceptorsF) B) and D)
G) C) and D)

Question 17

The structural continuity between the cornea and the sclera is called

Accepted Answer

A)  the substantia propria.
B)  the limbus.
C)  the uvea.
D)  Decemet's membrane.
E)  Schlemm's membrane. F) A) and B)
G) A) and C)

Question 18

The battery of your electric toothbrush is running down and so you feel a low-frequency vibration in your oral cavity.Which receptors detect this stimulus

Accepted Answer

A)  Root hair plexus
B)  Free nerve ending
C)  Bulbous corpuscle
D)  End bulbs
E)  All of the choices are correct.F) All of the above
G) A) and D)

Question 19

The middle and inner ear are housed within the _____ bone.

Accepted Answer

A)  sphenoid
B)  maxillary
C)  frontal
D)  occipital
E)  temporalF) A) and E)
G) B) and E)

Question 20

These receptors respond to pain caused by external and internal stimuli.

Accepted Answer

A)  Chemoreceptors
B)  Thermoreceptors
C)  Photoreceptors
D)  Mechanoreceptors
E)  NociceptorsF) D) and E)
G) B) and D)

Exam 16: Nervous System: Senses

Correct Answer
verified

The structural continuity between the cornea and the sclera is called

Correct Answer
verified

Stimulation of olfactory receptor cells involves activation of G-protein molecules inside them.

Correct Answer
verified

The classification of a receptor as a photoreceptor or a mechanoreceptor depends on

Correct Answer
verified

The "dark current" of photoreceptors refers to

Correct Answer
verified

The type of receptor that readily adapts to a stimulus is known as a ________ receptor.

Correct Answer
verified

The vestibular nuclei are located within the _ and project directly to the _.

Correct Answer
verified

The middle and inner ear are housed within the _____ bone.

Correct Answer
verified

The entire area through which the sensitive ends of the receptor cells are distributed is the

Correct Answer
verified

-In this illustration of the inner ear,what structure does the number 1 indicate

Correct Answer
verified

Which term best describes receptors that detect stimuli from the external environment

Correct Answer
verified

The battery of your electric toothbrush is running down and so you feel a low-frequency vibration in your oral cavity.Which receptors detect this stimulus

Correct Answer
verified

Where would you find olfactory hairs

Correct Answer
verified

These receptors detect specific molecules in our external and internal environments.

Correct Answer
verified

These receptors detect changes in pressure within the body caused by the stretch or distention of internal structures.

Correct Answer
verified

When light strikes rhodopsin,the retinal is converted

Correct Answer
verified

When you travel on a moving walkway or an elevator,the linear acceleration of your body is sensed by the

Correct Answer
verified

Caffeine and unsweetened chocolate both taste bitter,as they are

Correct Answer
verified

The reason we can detect so many different odors is that each olfactory neuron is slightly different from the others,allowing for a wide range of odor sensations.

Correct Answer
verified

These receptors respond to pain caused by external and internal stimuli.

Correct Answer
verified

Exam 16: Nervous System: Senses

Correct AnswerverifiedShow Answer

The structural continuity between the cornea and the sclera is called

Correct AnswerverifiedShow Answer

Stimulation of olfactory receptor cells involves activation of G-protein molecules inside them.

Correct AnswerverifiedShow Answer

The classification of a receptor as a photoreceptor or a mechanoreceptor depends on

Correct AnswerverifiedShow Answer

The "dark current" of photoreceptors refers to

Correct AnswerverifiedShow Answer

The type of receptor that readily adapts to a stimulus is known as a ________ receptor.

Correct AnswerverifiedShow Answer

The vestibular nuclei are located within the _______ and project directly to the _______.

Correct AnswerverifiedShow Answer

The middle and inner ear are housed within the _____ bone.

Correct AnswerverifiedShow Answer

The entire area through which the sensitive ends of the receptor cells are distributed is the

Correct AnswerverifiedShow Answer

-In this illustration of the inner ear,what structure does the number 1 indicate

Correct AnswerverifiedShow Answer

Which term best describes receptors that detect stimuli from the external environment

Correct AnswerverifiedShow Answer

The battery of your electric toothbrush is running down and so you feel a low-frequency vibration in your oral cavity.Which receptors detect this stimulus

Correct AnswerverifiedShow Answer

Where would you find olfactory hairs

Correct AnswerverifiedShow Answer

These receptors detect specific molecules in our external and internal environments.

Correct AnswerverifiedShow Answer

These receptors detect changes in pressure within the body caused by the stretch or distention of internal structures.

Correct AnswerverifiedShow Answer

When light strikes rhodopsin,the retinal is converted

Correct AnswerverifiedShow Answer

When you travel on a moving walkway or an elevator,the linear acceleration of your body is sensed by the

Correct AnswerverifiedShow Answer

Caffeine and unsweetened chocolate both taste bitter,as they are

Correct AnswerverifiedShow Answer

The reason we can detect so many different odors is that each olfactory neuron is slightly different from the others,allowing for a wide range of odor sensations.

Correct AnswerverifiedShow Answer

These receptors respond to pain caused by external and internal stimuli.

Correct AnswerverifiedShow Answer

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The vestibular nuclei are located within the _ and project directly to the _.

Correct Answer
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