Question 1

If the receptive fields of the skin's receptors were smaller, then

Accepted Answer

A)   precision would be greater, and we would not need as many receptors to monitor the environment for stimuli.
B)   precision would be greater, but we would need more receptors to monitor the environment for stimuli.
C)   precision would be lessened, and we would need more receptors to monitor the environment for stimuli.
D)   precision would be lessened, but we would not need as many receptors to monitor the environment for stimuli.E) B) and D)
F) A) and C)

Question 2

These receptors respond to changes in temperature.

Accepted Answer

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

Question 3

After being funneled by the auricle, sound waves pass (in sequence)  through the

Accepted Answer

A)   external acoustic meatus, tympanic membrane, ossicles, and oval window.
B)   external acoustic meatus, oval window, ossicles, and cochlea.
C)   external acoustic meatus, tympanic membrane, internal acoustic meatus, and oval window.
D)   internal acoustic meatus, tympanic membrane, oval window, and ossicles.
E)   internal acoustic meatus, tympanic membrane, ossicles, and round window.F) C) and D)
G) None of the above

Question 4

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.F) C) and E)
G) A) and D)

Question 5

The flavor of food depends upon

Accepted Answer

A)   olfaction.
B)   gustation.
C)   both olfaction and gustation.
D)   neither olfaction nor gustation.E) None of the above
F) All of the above

Question 6

Conscious awareness of incoming sensory information is called

Accepted Answer

A)   sensation.
B)   receptor.
C)   a stimulus.
D)   adaptation.
E)   transducer.F) A) and D)
G) A) and C)

Question 7

________ receptors respond continuously to a stimulus at a constant rate.

Accepted Answer

The answer of ________ receptors respond continuously to a stimulus...

Question 8

Which structure is not considered to be part of the membranous labyrinth?

Accepted Answer

A)   Scala vestibuli
B)   Semicircular duct
C)   Saccule
D)   Cochlear duct
E)   UtricleF) All of the above
G) C) and E)

Question 9

What part of the retina lacks photoreceptors?

Accepted Answer

A)   Optic disc
B)   Macula lutea
C)   Fovea centralis
D)   Posterior retina
E)   All of the choices are correct.F) All of the above
G) A) and B)

Question 10

The gelatinous mass inside of the eye is called the

Accepted Answer

A)   lacrimal secretion.
B)   mucoid body.
C)   vitreous humor.
D)   hyaloid mass.
E)   scleroid humor.F) A) and B)
G) A) and C)

Question 11

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

Accepted Answer

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

Question 12

Some prey animals, such as rabbits, have laterally placed eyes, and the images on their two retinas do not overlap. Such animals would be expected to show ________ depth perception.

Accepted Answer

A)   excellent
B)   poorC) A) and B)
D) undefined

Question 13

The part of the thalamus that filters auditory information and relays some of it on to the temporal lobe of the cortex is the ________ geniculate nucleus.

Accepted Answer

The answer of The part of the thalamus that filters...

Question 14

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) A) and D)
F) B) and C)

Question 15

The eye measures about ________ in diameter.

Accepted Answer

A)   2.5 mm
B)   12.5 mm
C)   2.5 cm
D)   12.5 cm
E)   22.5 cmF) A) and C)
G) D) and E)

Question 16

Sensory receptors AND their roles. 
-In this diagram of a taste bud, what structures does number 3 indicate?

Accepted Answer

A)   Gustatory microvilli
B)   Basal cells
C)   Supporting cells
D)   Sensory nerves
E)   Taste poresF) A) and B)
G) C) and D) B

Question 17

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 B)
G) A) and C) B

Question 18

Olfactory receptors & their role in smell. 
-In this sagittal view of the eye, what space does number 10 indicate?

Accepted Answer

A)   Scleral venous sinus
B)   Anterior cavity
C)   Anterior chamber
D)   Posterior chamber
E)   Posterior cavityF) A) and B)
G) A) and C)

Question 19

Which statement accurately describes structures at a taste bud?

Accepted Answer

A)   The gustatory microvillus of a gustatory cell extends through the taste pore of a taste bud.
B)   The gustatory villi of basal cells project through the taste bud to the surface of the epithelium.
C)   The gustatory microvilus of a papilla projects through the gustatory pore to the gustatory glomerulus.
D)   Basal cells contain villi that project through the pore of a papilla to make a taste bud.E) C) and D)
F) B) and D)

Question 20

The part of the cochlea that converts pressure waves (from sounds)  into changes in membrane potentials is the

Accepted Answer

A)   modiolus.
B)   scala tympani.
C)   spiral organ.
D)   scala vestibuli.
E)   helicotrema.F) C) and D)
G) B) and E) C

Exam 16: Nervous System: Senses

If the receptive fields of the skin's receptors were smaller, then

Correct AnswerverifiedShow Answer

These receptors respond to changes in temperature.

Correct AnswerverifiedShow Answer

After being funneled by the auricle, sound waves pass (in sequence) through the

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

The flavor of food depends upon

Correct AnswerverifiedShow Answer

Conscious awareness of incoming sensory information is called

Correct AnswerverifiedShow Answer

________ receptors respond continuously to a stimulus at a constant rate.

Correct AnswerverifiedShow Answer

Which structure is not considered to be part of the membranous labyrinth?

Correct AnswerverifiedShow Answer

What part of the retina lacks photoreceptors?

Correct AnswerverifiedShow Answer

The gelatinous mass inside of the eye is called the

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Some prey animals, such as rabbits, have laterally placed eyes, and the images on their two retinas do not overlap. Such animals would be expected to show ________ depth perception.

Correct AnswerverifiedShow Answer

The part of the thalamus that filters auditory information and relays some of it on to the temporal lobe of the cortex is the ________ geniculate nucleus.

Correct AnswerverifiedShow Answer

When light strikes rhodopsin, the retinal is converted

Correct AnswerverifiedShow Answer

The eye measures about ________ in diameter.

Correct AnswerverifiedShow Answer

Sensory receptors AND their roles. -In this diagram of a taste bud, what structures does number 3 indicate?

Correct AnswerverifiedB

Where would you find olfactory hairs?

Correct AnswerverifiedB

Olfactory receptors & their role in smell. -In this sagittal view of the eye, what space does number 10 indicate?

Correct AnswerverifiedShow Answer

Which statement accurately describes structures at a taste bud?

Correct AnswerverifiedShow Answer

The part of the cochlea that converts pressure waves (from sounds) into changes in membrane potentials is the

Correct AnswerverifiedC

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

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
B

Correct Answer
verified
B

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
C