Question 1

What is a tastant?

Accepted Answer

A)   A cell found within a taste bud that depolarizes when stimulated.
B)   A structure found within the inner ear that translates vibration into sound.
C)   A supporting cell in the olfactory epithelium that connects the sensations of taste and olfaction.
D)   A substance dissolved in saliva that causes taste cells to depolarize.E) A) and B)
F) All of the above

Question 2

Match the structure with the appropriate description.
-inner ear

Accepted Answer

A)  eardrum
B)  part of the ear that contains the organ of hearing
C)  the pinna and external auditory meatus are part of this
D)  fleshy portion of the external ear
E)  air-filled space within the temporal boneF) None of the above
G) B) and E)

Question 3

Increased fluid accumulation in the cornea would result in

Accepted Answer

A)   a scattering of light rays.
B)   loss of pigment in the eye.
C)   a decrease in the strength of the tissue.
D)   an increase in the ability to transmit light to the retina.
E)   blockage of light rays.F) B) and D)
G) A) and E)

Question 4

The transparent mucous membrane that covers the anterior white surface of the eye is the

Accepted Answer

A)   conjunctival fornix.
B)   surface conjunctiva.
C)   bulbar conjunctiva.
D)   palpebral conjunctiva.
E)   sclera.F) A) and D)
G) B) and C)

Question 5

The area of greatest visual acuity is the

Accepted Answer

A)   lens.
B)   fovea centralis.
C)   optic disc.
D)   posterior chamber.
E)   blind spot.F) None of the above
G) A) and E)

Question 6

The correct pathway for impulses leaving the retina is

Accepted Answer

A)   photoreceptors, ganglion cells, bipolar cells, and optic nerve.
B)   photoreceptors, bipolar cells, ganglion cells, and optic nerve.
C)   photoreceptors, bipolar cells, optic nerve, and ganglion cells.
D)   photoreceptors, ganglion cells, optic nerve, and bipolar cells.
E)   ganglion cells, bipolar cells, photoreceptors, and optic nerve.F) A) and E)
G) B) and D)

Question 7

Match the structure with the appropriate description.
-bulbar conjunctiva

Accepted Answer

A)  the angle where the eyelids join
B)  the space between the two eyelids
C)  another name for the eyelids
D)  the membrane that covers the inner surface of the eyelids
E)  the membrane that covers the anterior sclera of the eyeF) C) and E)
G) A) and B)

Question 8

Match the structure with the appropriate description.
-cones

Accepted Answer

A)  photoreceptor cells that function in black and white vision
B)  photoreceptor cells that function in color vision
C)  the opening in the iris
D)  the innermost tunic of the eye
E)  a pigmented contractile structureF) A) and D)
G) All of the above

Question 9

Albinism in which there is an absence of melanin pigment would affect the individual's ability to

Accepted Answer

A)   discern colors.
B)   have high levels of visual acuity and prevent scattering of light inside the eye.
C)   protect the optic nerves from damage.
D)   remove wastes from the eye.
E)   see at all, as it always results in blindness.F) B) and E)
G) A) and E)

Question 10

In bright sunlight, the pupil of your eye constricts and contracts the

Accepted Answer

A)   ciliary muscles.
B)   dilator pupillae.
C)   sphincter pupillae.
D)   suspensory ligaments.
E)   ciliary ring.F) C) and E)
G) B) and C)

Question 11

Rhodopsin is found in the

Accepted Answer

A)   rods.
B)   cones.
C)   choroid.
D)   pigmented retina.
E)   amacrine cells.F) B) and C)
G) A) and B)

Question 12

The lens

Accepted Answer

A)   is biconcave.
B)   focuses light on the retina.
C)   floats in the vitreous humor.
D)   is attached to the retina by suspensory ligaments.
E)   is normally opaque.F) A) and B)
G) A) and E)

Question 13

Which of the following special senses is relayed directly to the cerebral cortex without going to the thalamus?

Accepted Answer

A)   smell
B)   taste
C)   sight
D)   sound
E)   touchF) A) and E)
G) B) and C)

Question 14

Match the structure with the appropriate description.
-external ear

Accepted Answer

A)  eardrum
B)  part of the ear that contains the organ of hearing
C)  the pinna and external auditory meatus are part of this
D)  fleshy portion of the external ear
E)  air-filled space within the temporal boneF) A) and D)
G) B) and D)

Question 15

Match the structure with the appropriate description.
-optic foramen

Accepted Answer

A)  the area that can be seen with the eyes open
B)  opening in the orbit through which the optic nerve passes
C)  the cerebral area that integrates messages from retina
D)  area where medial ganglion cell axons cross over
E)  the route of the ganglionic axons beyond the chiasmaF) B) and C)
G) A) and B)

Question 16

Which of the following is correctly matched?

Accepted Answer

A)   sclera - ciliary body
B)   iris - sphincter pupillae
C)   retina - canal of Schlemm
D)   vitreous humor - anterior chamber
E)   aqueous humor - vitreous chamberF) A) and B)
G) A) and C)

Question 17

Damage to the vestibular branch of the vestibulocochlear nerve would result in loss of

Accepted Answer

A)   taste.
B)   sight.
C)   hearing.
D)   balance.
E)   smell.F) A) and E)
G) A) and D)

Question 18

What is the near point of vision?

Accepted Answer

A)   The point at which a viewed image is not inverted on the retina.
B)   The region of the electromagnetic spectrum which can be detected by the rods and cones.
C)   The region of the macula in which the rods and cones are most concentrated.
D)   The closest point at which an object can be held and seen without appearing blurred.E) C) and D)
F) B) and D)

Exam 15: The Special Senses

What is a tastant?

Correct Answer
verified

Match the structure with the appropriate description. -bulbar conjunctiva

Correct Answer
verified

Match the structure with the appropriate description. -external ear

Correct Answer
verified

Which of the following special senses is relayed directly to the cerebral cortex without going to the thalamus?

Correct Answer
verified

The correct pathway for impulses leaving the retina is

Correct Answer
verified

In bright sunlight, the pupil of your eye constricts and contracts the

Correct Answer
verified

The transparent mucous membrane that covers the anterior white surface of the eye is the

Correct Answer
verified

Match the structure with the appropriate description. -cones

Correct Answer
verified

What is the near point of vision?

Correct Answer
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Which of the following is correctly matched?

Correct Answer
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The lens

Correct Answer
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Damage to the vestibular branch of the vestibulocochlear nerve would result in loss of

Correct Answer
verified

Increased fluid accumulation in the cornea would result in

Correct Answer
verified

The area of greatest visual acuity is the

Correct Answer
verified

Match the structure with the appropriate description. -inner ear

Correct Answer
verified

Albinism in which there is an absence of melanin pigment would affect the individual's ability to

Correct Answer
verified

Rhodopsin is found in the

Correct Answer
verified

Match the structure with the appropriate description. -optic foramen

Correct Answer
verified

Exam 15: The Special Senses

What is a tastant?

Correct AnswerverifiedShow Answer

Match the structure with the appropriate description. -bulbar conjunctiva

Correct AnswerverifiedShow Answer

Match the structure with the appropriate description. -external ear

Correct AnswerverifiedShow Answer

Which of the following special senses is relayed directly to the cerebral cortex without going to the thalamus?

Correct AnswerverifiedShow Answer

The correct pathway for impulses leaving the retina is

Correct AnswerverifiedShow Answer

In bright sunlight, the pupil of your eye constricts and contracts the

Correct AnswerverifiedShow Answer

The transparent mucous membrane that covers the anterior white surface of the eye is the

Correct AnswerverifiedShow Answer

Match the structure with the appropriate description. -cones

Correct AnswerverifiedShow Answer

What is the near point of vision?

Correct AnswerverifiedShow Answer

Which of the following is correctly matched?

Correct AnswerverifiedShow Answer

The lens

Correct AnswerverifiedShow Answer

Damage to the vestibular branch of the vestibulocochlear nerve would result in loss of

Correct AnswerverifiedShow Answer

Increased fluid accumulation in the cornea would result in

Correct AnswerverifiedShow Answer

The area of greatest visual acuity is the

Correct AnswerverifiedShow Answer

Match the structure with the appropriate description. -inner ear

Correct AnswerverifiedShow Answer

Albinism in which there is an absence of melanin pigment would affect the individual's ability to

Correct AnswerverifiedShow Answer

Rhodopsin is found in the

Correct AnswerverifiedShow Answer

Match the structure with the appropriate description. -optic foramen

Correct AnswerverifiedShow Answer

Correct Answer
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Correct Answer
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