Question 1

Which structure in the eye refracts and focuses light rays?

Accepted Answer

A)   lens
B)   humors
C)   cone cells
D)   retina
E)   pupilF) A) and B)
G) B) and E) A

Question 2

The type of taste called umami allows us to enjoy what type of flavor?

Accepted Answer

A)   sweet
B)   savory
C)   sour
D)   salty
E)   bitterF) A) and B)
G) A) and C)

Question 3

How can you tell the difference between the sound of a tuba and that of a flute?

Accepted Answer

A)   Each part of the spiral organ is sensitive to different wave frequencies.
B)   The brain interprets pitches based on the strength of the sound waves.
C)   Lower pitches cause the tympanic membrane to vibrate while higher pitches vibrate the vestibular canal.
D)   Lower pitches activate all three bones of the middle ear, while higher pitches only activate one or two.
E)   The cochlear nerve fires more frequently for higher pitches and less frequently for lower pitches.F) A) and D)
G) B) and C)

Question 4

It is just a myth that eating carrots will improve your night vision.

Accepted Answer

A) True 
 B)False

Question 5

What do nociceptors detect?

Accepted Answer

A)   stimuli of pain
B)   stimuli of smell
C)   stimuli of touch
D)   stimuli of pressure
E)   stimuli of tasteF) C) and E)
G) All of the above

Question 6

Which disorder of the eye is due to an accumulation of aqueous humor?

Accepted Answer

A)   glaucoma
B)   color blindness
C)   nearsightedness
D)   farsightedness
E)   astigmatismF) None of the above
G) B) and D)

Question 7

What type of receptor is involved in reflex actions that maintain muscle tone and, thereby, the body's equilibrium and posture?

Accepted Answer

A)   proprioceptors
B)   cutaneous receptors
C)   pain receptors
D)   chemoreceptors
E)   nociceptorsF) B) and D)
G) B) and C) A

Question 8

What controls the shape of the lens?

Accepted Answer

A)   ciliary muscle
B)   cornea
C)   iris
D)   pupil
E)   fovea centralisF) A) and D)
G) B) and D)

Question 9

Which of the following is found within the cochlea?

Accepted Answer

A)   stapes
B)   spiral organ
C)   tympanic membrane
D)   semicircular canals
E)   incusF) None of the above
G) C) and E)

Question 10

What structures, in order, are responsible for hearing, starting with a sound wave?

Accepted Answer

A)   auditory canal, tympanic membrane, malleus, incus, stapes, oval window, cochlea
B)   cochlea, tympanic membrane, auditory canal, malleus, incus, stapes, oval window
C)   tympanic membrane, incus, stapes, malleus, oval window, cochlea, auditory canal
D)   auditory canal, oval window, stapes, incus, malleus, tympanic membrane, cochlea
E)   tympanic membrane, malleus, incus, stapes, auditory canal, cochlea, oval windowF) B) and C)
G) None of the above

Question 11

Taste cells and the carotid bodies are alike in that both

Accepted Answer

A)   are chemoreceptors.
B)   are found in the mouth.
C)   utilize pressure to activate sensory receptors.
D)   respond to distant stimuli.
E)   respond to changes in pH.F) C) and E)
G) B) and C)

Question 12

Where are thermoreceptors located?

Accepted Answer

A)   aorta and vena cava
B)   muscles, joints, and tendons
C)   hypothalamus and skin
D)   nasal cavity and tongue
E)   semicircular canals of the earF) A) and E)
G) A) and D)

Question 13

What percentage of what we perceive as taste is due to smell?

Accepted Answer

A)   80 - 90%
B)   100%
C)   40 - 50%
D)   10 - 20%
E)   0%F) A) and E)
G) A) and B)

Question 14

Papillae occur along the walls of the taste buds on the tongue.

Accepted Answer

A) True 
 B)False

Question 15

There are many more olfactory cells than there are taste buds.

Accepted Answer

A) True 
 B)False  True

Question 16

When blood pressure increases, what type of sensory receptor detects this?

Accepted Answer

A)   an exteroceptor called a chemoreceptor
B)   an exteroceptor called a osmoreceptor
C)   an exteroceptor called a nociceptor
D)   an interoceptor called a baroreceptor
E)   an interoceptor called a chemoreceptorF) A) and B)
G) None of the above

Question 17

As you try to focus on a far away object, the lens of the eye becomes round and thick.

Accepted Answer

A) True 
 B)False

Question 18

Proprioceptors are classified as which type of receptor?

Accepted Answer

A)   mechanoreceptors
B)   cutaneous receptor
C)   nociceptor
D)   photoreceptor
E)   chemoreceptorF) C) and D)
G) A) and D)

Question 19

Nociceptors are a type of chemoreceptor.

Accepted Answer

A) True 
 B)False

Question 20

All sensory receptors initiate nerve signals.

Accepted Answer

A) True 
 B)False

Exam 14: Senses

Which structure in the eye refracts and focuses light rays?

Correct AnswerverifiedA

The type of taste called umami allows us to enjoy what type of flavor?

Correct AnswerverifiedShow Answer

How can you tell the difference between the sound of a tuba and that of a flute?

Correct AnswerverifiedShow Answer

It is just a myth that eating carrots will improve your night vision.

Correct AnswerverifiedShow Answer

What do nociceptors detect?

Correct AnswerverifiedShow Answer

Which disorder of the eye is due to an accumulation of aqueous humor?

Correct AnswerverifiedShow Answer

What type of receptor is involved in reflex actions that maintain muscle tone and, thereby, the body's equilibrium and posture?

Correct AnswerverifiedA

What controls the shape of the lens?

Correct AnswerverifiedShow Answer

Which of the following is found within the cochlea?

Correct AnswerverifiedShow Answer

What structures, in order, are responsible for hearing, starting with a sound wave?

Correct AnswerverifiedShow Answer

Taste cells and the carotid bodies are alike in that both

Correct AnswerverifiedShow Answer

Where are thermoreceptors located?

Correct AnswerverifiedShow Answer

What percentage of what we perceive as taste is due to smell?

Correct AnswerverifiedShow Answer

Papillae occur along the walls of the taste buds on the tongue.

Correct AnswerverifiedShow Answer

There are many more olfactory cells than there are taste buds.

Correct AnswerverifiedTrue

When blood pressure increases, what type of sensory receptor detects this?

Correct AnswerverifiedShow Answer

As you try to focus on a far away object, the lens of the eye becomes round and thick.

Correct AnswerverifiedShow Answer

Proprioceptors are classified as which type of receptor?

Correct AnswerverifiedShow Answer

Nociceptors are a type of chemoreceptor.

Correct AnswerverifiedShow Answer

All sensory receptors initiate nerve signals.

Correct AnswerverifiedShow Answer

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