Question 1

Using the figure above, identify the structures of the eye.
-Label Z represents the ________.

Accepted Answer

A)  pupil
B)  vitreous humor
C)  iris
D)  aqueous humor
E)  scleraF) corneaG) lensH) retinaI) choroid

Question 2

Using the figure above, identify the structures of the eye.
-Label U represents the ________.

Accepted Answer

A)  pupil
B)  vitreous humor
C)  iris
D)  aqueous humor
E)  scleraF) corneaG) lensH) retinaI) choroid

Question 3

It is common for people who are traveling in cars or planes to experience an unpleasant sensation known as ________, which is due to conflicting sensory inputs from receptors located in muscles and tendons, the eyes, and the vestibular apparatus.

Accepted Answer

The answer of It is common for people who are...

Question 4

Match each of the following disorders associated with sensory mechanisms with its description.
-condition caused by blockage of the canal of Schlemm; increased amount of aqueous humor causes increased pressure in the eye; may lead to blindness

Accepted Answer

A)  otitis media
B)  astigmatism
C)  myopia
D)  Ménière's syndrome
E)  glaucomaF) presbyopiaG) cataracts

Question 5

Match the following types of receptors to their definitions.
-respond to light

Accepted Answer

A)  photoreceptors
B)  pain receptors
C)  chemoreceptors
D)  mechanoreceptors

Question 6

Slow pain originating from an internal organ is often perceived as coming from an area of the body totally unrelated to the source. This is known as

Accepted Answer

A)   delayed perception.
B)   threshold propagation.
C)   indirect tolerance.
D)   "shooting" pain.
E)   referred pain.

Question 7

An insufficient number of particular types of cones causes

Accepted Answer

A)   impaired night vision.
B)   macular degeneration.
C)   detachment of the retina.
D)   impaired color vision.
E)   glaucoma.

Question 8

Deafness in humans can have many causes. One form of deafness is caused by damage to hair cells. Explain how damaged hair cells can result in deafness.

Accepted Answer

Hair cells are located in the inner ear ...

Question 9

Using the figure above, identify the structures of the eye.
-Label V represents the ________.

Accepted Answer

A)  pupil
B)  vitreous humor
C)  iris
D)  aqueous humor
E)  scleraF) corneaG) lensH) retinaI) choroid

Question 10

Using the figure above, match the structures of a taste bud with the regions (A-D)  identified on the figure.
-supporting cell

Accepted Answer

A)  D
B)  A
C)  C
D)  B

Question 11

Match each of the following disorders associated with sensory mechanisms with its description.
-distant objects appear out of focus because the eyeball is longer than normal; also known as nearsightedness

Accepted Answer

A)  otitis media
B)  astigmatism
C)  myopia
D)  Ménière's syndrome
E)  glaucomaF) presbyopiaG) cataracts

Question 12

Sound is amplified by components of the middle ear when they vibrate. When one of these components, the stapes, vibrates, the ________ will vibrate.

Accepted Answer

A)   tympanic membrane
B)   pinna
C)   oval window
D)   eustachian tube
E)   cochlea

Question 13

Hearing loss resulting from damage to the tympanic membrane or the bones of the middle ear is known as ________ deafness.

Accepted Answer

The answer of Hearing loss resulting from damage to the...

Question 14

Receptor adaption occurs when

Accepted Answer

A)   impulse transmission stops at a synapse.
B)   the brain ignores the incoming action potentials.
C)   the stimulus stops.
D)   the sensory neuron stops sending action potentials.
E)   action potentials from multiple sensory neurons cancel one another.

Question 15

Mechanoreceptors include unencapsulated dendritic endings, Merkel disks, Meissner's corpuscles, Pacinian corpuscles, and olfactory receptors.

Accepted Answer

A) True 
 B)False

Question 16

Olfactory receptors are located in which one of the following?

Accepted Answer

A)   taste buds
B)   muscles
C)   upper part of nasal passages
D)   skin surrounding nasal openings
E)   upper regions of mouth

Question 17

Using the figure above, identify the structures of the eye.
-Label X represents the ________.

Accepted Answer

A)  pupil
B)  vitreous humor
C)  iris
D)  aqueous humor
E)  scleraF) corneaG) lensH) retinaI) choroid

Question 18

Some sensory receptors stop sending action potentials even though the original stimulus persists. This is known as which one of the following?

Accepted Answer

A)   receptor overload
B)   receptor adaptation
C)   receptor shutdown
D)   receptor oversight
E)   receptor discontinuance

Question 19

Each of the following statements about cones is TRUE, EXCEPT which one?

Accepted Answer

A)   Cones enable humans to see color.
B)   Color vision is enabled by the presence of three types of cones.
C)   Cones are evenly distributed throughout the retina, accounting for visual acuity.
D)   Cones require more intense light for activation than rods do.
E)   Visual acuity is dependent upon cones and bright light.

Question 20

The structure of the cochlea that converts pressure waves to nerve impulses is the ________; it is composed of hair cells and a tectorial membrane.

Accepted Answer

The answer of The structure of the cochlea that converts...

Exam 12: Sensory Mechanisms

Match the following types of receptors to their definitions. -respond to light

Correct AnswerverifiedShow Answer

Hearing loss resulting from damage to the tympanic membrane or the bones of the middle ear is known as ________ deafness.

Correct AnswerverifiedShow Answer

Receptor adaption occurs when

Correct AnswerverifiedShow Answer

Match each of the following disorders associated with sensory mechanisms with its description. -condition caused by blockage of the canal of Schlemm; increased amount of aqueous humor causes increased pressure in the eye; may lead to blindness

Correct AnswerverifiedShow Answer

The structure of the cochlea that converts pressure waves to nerve impulses is the ________; it is composed of hair cells and a tectorial membrane.

Correct AnswerverifiedShow Answer

Some sensory receptors stop sending action potentials even though the original stimulus persists. This is known as which one of the following?

Correct AnswerverifiedShow Answer

Slow pain originating from an internal organ is often perceived as coming from an area of the body totally unrelated to the source. This is known as

Correct AnswerverifiedShow Answer

Olfactory receptors are located in which one of the following?

Correct AnswerverifiedShow Answer

Deafness in humans can have many causes. One form of deafness is caused by damage to hair cells. Explain how damaged hair cells can result in deafness.

Correct AnswerverifiedHair cells are located in the inner ear ...View AnswerShow Answer

It is common for people who are traveling in cars or planes to experience an unpleasant sensation known as ________, which is due to conflicting sensory inputs from receptors located in muscles and tendons, the eyes, and the vestibular apparatus.

Correct AnswerverifiedShow Answer

Using the figure above, identify the structures of the eye. -Label V represents the ________.

Correct AnswerverifiedShow Answer

Using the figure above, match the structures of a taste bud with the regions (A-D) identified on the figure. -supporting cell

Correct AnswerverifiedShow Answer

Using the figure above, identify the structures of the eye. -Label Z represents the ________.

Correct AnswerverifiedShow Answer

Sound is amplified by components of the middle ear when they vibrate. When one of these components, the stapes, vibrates, the ________ will vibrate.

Correct AnswerverifiedShow Answer

Using the figure above, identify the structures of the eye. -Label X represents the ________.

Correct AnswerverifiedShow Answer

An insufficient number of particular types of cones causes

Correct AnswerverifiedShow Answer

Each of the following statements about cones is TRUE, EXCEPT which one?

Correct AnswerverifiedShow Answer

Mechanoreceptors include unencapsulated dendritic endings, Merkel disks, Meissner's corpuscles, Pacinian corpuscles, and olfactory receptors.

Correct AnswerverifiedShow Answer

Using the figure above, identify the structures of the eye. -Label U represents the ________.

Correct AnswerverifiedShow Answer

Match each of the following disorders associated with sensory mechanisms with its description. -distant objects appear out of focus because the eyeball is longer than normal; also known as nearsightedness

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
Hair cells are located in the inner ear ...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified