Question 1

Select the structure that is not found inside the cochlear duct.

Accepted Answer

A)  basilar membrane
B)  endolymph
C)  oval window
D)  organ of Corti
E)  tectorial membrane C

Question 2

The helicotrema allows sound waves to pass from the scala vestibuli into the scala media.

Accepted Answer

A) True 
 B)False  False

Question 3

Match the following eye disorder with its description.
a.color blindness
b.night blindness
c.glaucoma
d.hyperopia
e.diplopia
f.presbyopia
g.myopia
h.cataract
i.astigmatism
-Increased intraocular pressure

Accepted Answer

C

Question 4

Which of the following structures normally controls the amount of light entering the eye?

Accepted Answer

A)  ciliary muscle
B)  suspensory ligaments
C)  iris
D)  cornea
E)  lens

Question 5

Afferent input that does not reach the conscious level is

Accepted Answer

A)  somatic
B)  proprioceptive
C)  somethetic
D)  a special sense
E)  visceral

Question 6

Olfactory receptors

Accepted Answer

A)  are specialized endings of afferent neurons, not separate cells
B)  when stimulated send impulses both to the limbic system for coordination between smell and behavior and to the thalamus and cortex for perception of smell
C)  are replaced about every two months
D)  are located in the olfactory mucosa
E)  exhibit all of the above

Question 7

Indicate the characteristics associated with each part of the ear using the answer code below:
a.external ear
b.middle ear
c.cochlea
d.semicircular canal
e.utricle and saccule
f.external ear and middle ear
g.cochlea, semicircular canal, utricle and saccule
h.semicircular canal, utricle and saccule
i.cochlea and semicircular canal
-Fluid-filled

Accepted Answer

The answer of Indicate the characteristics associated with each part...

Question 8

The utricle detects changes in head position away from vertical and also detects horizontally directed linear acceleration and deceleration.

Accepted Answer

A) True 
 B)False

Question 9

Each region of the auditory cortex becomes excited only in response to a specific tone detected by a selected portion of the basilar membrane.

Accepted Answer

A) True 
 B)False

Question 10

The function of the eustachian tube is to provide a drainage path for the fluid in the inner ear.

Accepted Answer

A) True 
 B)False

Question 11

The primary olfactory cortex is in the temporal lobe.

Accepted Answer

A) True 
 B)False

Question 12

Match the following eye disorder with its description.
a.color blindness
b.night blindness
c.glaucoma
d.hyperopia
e.diplopia
f.presbyopia
g.myopia
h.cataract
i.astigmatism
-Vitamin A deficiency

Accepted Answer

The answer of Match the following eye disorder with its...

Question 13

Rods produce vision in shades of gray.

Accepted Answer

A) True 
 B)False

Question 14

Which of the following does not occur in a photoreceptor during exposure to light?

Accepted Answer

A)  Membrane hyperpolarization
B)  Closure of Na+ channels in the outer segment
C)  Increased neurotransmitter release from the synaptic terminal
D)  Decrease in cyclic GMP in the outer segment
E)  Closure of Ca₂₊ channels in the synaptic terminal

Question 15

The point of the retina with the most distinct vision is the ____________________, and it is located within a specific region of the retina called the ____________________.

Accepted Answer

The answer of The point of the retina with the...

Question 16

Rods are not present in the fovea or the blind spot, whereas cones are present in the fovea but not in the blind spot.

Accepted Answer

A) True 
 B)False

Question 17

____________________ refers to the phenomenon by which a stimulus of the same intensity does not elicit a receptor potential of the same magnitude.

Accepted Answer

The answer of ____________________ refers to the phenomenon by which...

Question 18

Indicate the properties associated with each type of nociceptor by using the answer code below:
a.mechanical nociceptor
b.thermal nociceptor
c.polymodal nociceptor
d.mechanical nociceptor and thermal nociceptor
-Activates fast pain pathway

Accepted Answer

The answer of Indicate the properties associated with each type...

Question 19

Polymodal nociceptors

Accepted Answer

A)  respond only to mechanical damage such as cutting, crushing, or pinching
B)  transmit impulses along A-delta fibers
C)  activate the slow pain pathway
D)  release prostaglandins
E)  do not react in any of the above ways

Question 20

Use the figure above to answer the corresponding questions.
-Match the following structures with the appropriate letter.Some letters may be used more than once.
 ______Chamber that contans hair cells for hearng
______Membrane in which steracilia for hearing are embedded
______Number identifying the helicotrema
______Cantains endolymph
______Identifies the oval wincow
______Identifes the orpan that contains hair cells sensitive to $50 u n d$ vibrations

Accepted Answer

The answer of  
Use the figure above to answer...

Exam 6: The Peripheral Nervous System: Afferent Division Special Senses

Select the structure that is not found inside the cochlear duct.

The helicotrema allows sound waves to pass from the scala vestibuli into the scala media.

Match the following eye disorder with its description. a.color blindness b.night blindness c.glaucoma d.hyperopia e.diplopia f.presbyopia g.myopia h.cataract i.astigmatism -Increased intraocular pressure

Which of the following structures normally controls the amount of light entering the eye?

Afferent input that does not reach the conscious level is

Olfactory receptors

The utricle detects changes in head position away from vertical and also detects horizontally directed linear acceleration and deceleration.

Each region of the auditory cortex becomes excited only in response to a specific tone detected by a selected portion of the basilar membrane.

The function of the eustachian tube is to provide a drainage path for the fluid in the inner ear.

The primary olfactory cortex is in the temporal lobe.

Match the following eye disorder with its description. a.color blindness b.night blindness c.glaucoma d.hyperopia e.diplopia f.presbyopia g.myopia h.cataract i.astigmatism -Vitamin A deficiency

Rods produce vision in shades of gray.

Which of the following does not occur in a photoreceptor during exposure to light?

The point of the retina with the most distinct vision is the , and it is located within a specific region of the retina called the .

Rods are not present in the fovea or the blind spot, whereas cones are present in the fovea but not in the blind spot.

____________________ refers to the phenomenon by which a stimulus of the same intensity does not elicit a receptor potential of the same magnitude.

Indicate the properties associated with each type of nociceptor by using the answer code below: a.mechanical nociceptor b.thermal nociceptor c.polymodal nociceptor d.mechanical nociceptor and thermal nociceptor -Activates fast pain pathway

Polymodal nociceptors