Question 1

What molecules within the mucus of the olfactory epithelium carry odorants to the receptor on the cilia?

Accepted Answer

A)  olfactory binding proteins
B)  sustentacular proteins
C)  cAMP
D)  Golf
E)  hydrophilic A

Question 2

(Rods / Cones)are more sensitive to light.

Accepted Answer

The answer of (Rods / Cones)are more sensitive to light....

Question 3

The bone overlying the olfactory epithelium is called the

Accepted Answer

A)  sphenoid.
B)  frontal.
C)  maxilla.
D)  cribriform plate.
E)  vomer.

Question 4

What are sensory receptors that respond to tissue- damaging stimuli or stimuli that have the potential to damage tissue?

Accepted Answer

A)  thermoreceptors
B)  Merkel's disk
C)  nociceptors
D)  proprioceptors
E)  Meissner's corpuscle

Question 5

Each taste receptor cell is specific to only one of the four primary tastes.

Accepted Answer

A) True 
 B)False

Question 6

Cytokines released during illness can cause a person to be more sensitive to pain.

Accepted Answer

A) True 
 B)False

Question 7

A (concave / convex)lens causes light waves to converge onto a focal point.

Accepted Answer

The answer of A (concave / convex)lens causes light waves...

Question 8

Which receptor type is used to detect increases in temperature between 30°C and 43°C?

Accepted Answer

A)  warm receptors
B)  cold receptors
C)  chemoreceptors
D)  osmoreceptors
E)  mechanical nociceptors

Question 9

The amount of light that impinges on the retina is primarily regulated by what structure?

Accepted Answer

A)  optic disk
B)  fovea
C)  ciliary body
D)  iris
E)  cornea

Question 10

The detection of sweet by taste receptors occurs via the binding of organic molecules to receptors on the cell membrane activating that ultimately causes a _.

Accepted Answer

A)  gustducin : sodium channel to close
B)  transducin : sodium channel to close
C)  transducin : potassium channel to open
D)  Golf : potassium channel to close
E)  gustducin : potassium channel to close E

Question 11

What are the strands of connective tissue that connect the lens to muscles for accommodation called?

Accepted Answer

A)  ciliary muscles
B)  cornea
C)  pupil
D)  optic disk
E)  zonular fibers

Question 12

The absence of pain, but not other somatosensations, is called (anesthesia / analgesia).

Accepted Answer

The answer of The absence of pain, but not other...

Question 13

Which receptor type is used to detect free hydrogen ion content of blood?

Accepted Answer

A)  baroreceptors
B)  mechanical nociceptors
C)  chemoreceptors
D)  osmoreceptors
E)  photoreceptors

Question 14

What is a condition where light, originating from a distance, is focused in front of the retina?

Accepted Answer

A)  emmetropia
B)  hyperopia
C)  neurotropia
D)  myopia
E)  presbyopia

Question 15

Bending of stereocilia of a hair cell toward the kinocilium causes (depolarization / hyperpolarization)of the hair cell.

Accepted Answer

The answer of Bending of stereocilia of a hair cell...

Question 16

The anterior portion of the semicircular canal detects acceleration in which direction?

Accepted Answer

A)  rotating the head as in saying "no"
B)  linear acceleration in the up and down directions
C)  linear acceleration in the forward and backward directions
D)  the rotation of the head from side to side, as in moving the ear toward the shoulder
E)  moving the head up and down as in saying "yes" E

Question 17

Both the auditory and vestibular systems rely upon to detect movement of fluid within the ear.

Accepted Answer

A)  hair cells
B)  chemoreceptors
C)  hydroreceptors
D)  magnetoreceptors
E)  thermoreceptors

Question 18

Which of the following is the correct order of communication of visual information in the retina?

Accepted Answer

A)  photoreceptor, ganglion cell, bipolar cell
B)  bipolar cell, ganglion cell, photoreceptor
C)  bipolar cell, photoreceptor, ganglion cell
D)  ganglion cell, bipolar cell, photoreceptor
E)  photoreceptor, bipolar cell, ganglion cell

Question 19

Frequency of sound is coded for by the

Accepted Answer

A)  amplitude of the action potentials.
B)  frequency of action potentials.
C)  number of hair cells stimulated.
D)  direction that the stereocilia are stimulated.
E)  location of the hair cell stimulated.

Question 20

The point on the retina with greatest visual acuity is the optic disk.

Accepted Answer

A) True 
 B)False

Exam 10: The Nervous System: Sensory Systems

What molecules within the mucus of the olfactory epithelium carry odorants to the receptor on the cilia?

Correct AnswerverifiedA

(Rods / Cones)are more sensitive to light.

Correct AnswerverifiedShow Answer

The bone overlying the olfactory epithelium is called the

Correct AnswerverifiedShow Answer

What are sensory receptors that respond to tissue- damaging stimuli or stimuli that have the potential to damage tissue?

Correct AnswerverifiedShow Answer

Each taste receptor cell is specific to only one of the four primary tastes.

Correct AnswerverifiedShow Answer

Cytokines released during illness can cause a person to be more sensitive to pain.

Correct AnswerverifiedShow Answer

A (concave / convex)lens causes light waves to converge onto a focal point.

Correct AnswerverifiedShow Answer

Which receptor type is used to detect increases in temperature between 30°C and 43°C?

Correct AnswerverifiedShow Answer

The amount of light that impinges on the retina is primarily regulated by what structure?

Correct AnswerverifiedShow Answer

The detection of sweet by taste receptors occurs via the binding of organic molecules to receptors on the cell membrane activating that ultimately causes a _.

Correct AnswerverifiedE

What are the strands of connective tissue that connect the lens to muscles for accommodation called?

Correct AnswerverifiedShow Answer

The absence of pain, but not other somatosensations, is called (anesthesia / analgesia).

Correct AnswerverifiedShow Answer

Which receptor type is used to detect free hydrogen ion content of blood?

Correct AnswerverifiedShow Answer

What is a condition where light, originating from a distance, is focused in front of the retina?

Correct AnswerverifiedShow Answer

Bending of stereocilia of a hair cell toward the kinocilium causes (depolarization / hyperpolarization)of the hair cell.

Correct AnswerverifiedShow Answer

The anterior portion of the semicircular canal detects acceleration in which direction?

Correct AnswerverifiedE

Both the auditory and vestibular systems rely upon to detect movement of fluid within the ear.

Correct AnswerverifiedShow Answer

Which of the following is the correct order of communication of visual information in the retina?

Correct AnswerverifiedShow Answer

Frequency of sound is coded for by the

Correct AnswerverifiedShow Answer

The point on the retina with greatest visual acuity is the optic disk.

Correct AnswerverifiedShow Answer

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