Question 1

The sensory receptors of the semicircular canals are located in the

Accepted Answer

A)   saccules.
B)   ampullae.
C)   cristae.
D)   utricles.
E)   both A and D

Question 2

The daily day/night cycle known as a circadian rhythm is established in the

Accepted Answer

A)   lateral geniculates.
B)   medial geniculates.
C)   pineal gland.
D)   hypothalamus.
E)   both A and C

Question 3

_________________________ cells connect photoreceptors to ganglion cells.

Accepted Answer

The answer of _________________________ cells connect photoreceptors to ganglion cells....

Question 4

As nerve fibers from the retina travel to the brain, axons from the

Accepted Answer

A)   nasal half of each eye cross over.
B)   otic half of each eye cross over.
C)   retinas of both eyes do NOT cross over.
D)   retinas of both eyes ALL cross over.
E)   none of the above

Question 5

Using the figure above, identify the labeled part.
-Label J: ________

Accepted Answer

The answer of  Using the figure above, identify the...

Question 6

Which descending pathway in the spinal cord is responsible for carrying reflex information maintaining postural muscle tone?

Accepted Answer

A)   vestibulospinal
B)   corticospinal
C)   medial and lateral pathways
D)   posterior column
E)   spinocerebellar

Question 7

Which of the following extrinsic eye muscles is responsible for enabling the eye to look upward?

Accepted Answer

A)   inferior rectus
B)   medial rectus
C)   superior rectus
D)   inferior oblique
E)   superior oblique

Question 8

A substance that tastes sour most likely contains _________________________.

Accepted Answer

The answer of A substance that tastes sour most likely...

Question 9

The lacrimal glands

Accepted Answer

A)   are located in pockets in the frontal bones.
B)   produce most of the volume of tears.
C)   produce a slightly acidic secretion that contains lysozyme.
D)   A and B only
E)   all of the above

Question 10

A movement in the vertical plane, such as falling straight down while the body maintains the anatomical position, would be sensed by the

Accepted Answer

A)   utricles.
B)   saccules.
C)   organ of Corti.
D)   supporting cells.
E)   cochlea.

Question 11

The lens of the eye thickens when the

Accepted Answer

A)   conjunctiva contracts.
B)   ciliary muscles relax.
C)   ciliary muscles contract.
D)   ciliary processes contract.
E)   suspensory ligaments pull on the lens.

Question 12

_________________________ sense changes in the amount of heat energy.

Accepted Answer

The answer of _________________________ sense changes in the amount of...

Question 13

Swellings in the semicircular canals are called _________________________.

Accepted Answer

The answer of Swellings in the semicircular canals are called...

Question 14

When all three cone populations are stimulated, one sees

Accepted Answer

A)   red.
B)   blue.
C)   green.
D)   white.
E)   black.

Question 15

Using the figure above, identify the labeled part.
-Label P: ________

Accepted Answer

Medial rec...

Question 16

The lens focuses light on the photoreceptor cells by

Accepted Answer

A)   moving up and down.
B)   moving in and out.
C)   changing shape.
D)   opening and closing.
E)   dilating and constricting.

Question 17

Chemoreceptors are located in the

Accepted Answer

A)   carotid and aortic bodies.
B)   special senses of taste and smell.
C)   respiratory control center of the medulla.
D)   A and B only
E)   all of the above

Question 18

The fibrous tunic of the eye

Accepted Answer

A)   consists of the sclera and the cornea.
B)   provides mechanical support and some protection for the eye.
C)   serves as a point of attachment for extrinsic eye muscles.
D)   A and C only
E)   all of the above

Question 19

The ciliary muscle helps to

Accepted Answer

A)   control the amount of light reaching the retina.
B)   control the shape of the lens.
C)   control the production of aqueous humor.
D)   move the eyeball.
E)   both A and B

Question 20

A(n) _________________________ is an abnormal lens that has lost its clarity.

Accepted Answer

The answer of A(n) _________________________ is an abnormal lens that...

Exam 9: The General and Special Senses

The lacrimal glands

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_________________________ cells connect photoreceptors to ganglion cells.

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A movement in the vertical plane, such as falling straight down while the body maintains the anatomical position, would be sensed by the

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The lens of the eye thickens when the

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As nerve fibers from the retina travel to the brain, axons from the

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Using the figure above, identify the labeled part. -Label J: ________

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Chemoreceptors are located in the

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When all three cone populations are stimulated, one sees

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The daily day/night cycle known as a circadian rhythm is established in the

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Swellings in the semicircular canals are called _________________________.

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The fibrous tunic of the eye

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A(n) _________________________ is an abnormal lens that has lost its clarity.

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Using the figure above, identify the labeled part. -Label P: ________

Correct AnswerverifiedMedial rec...View AnswerShow Answer

The sensory receptors of the semicircular canals are located in the

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The lens focuses light on the photoreceptor cells by

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_________________________ sense changes in the amount of heat energy.

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Which of the following extrinsic eye muscles is responsible for enabling the eye to look upward?

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The ciliary muscle helps to

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Which descending pathway in the spinal cord is responsible for carrying reflex information maintaining postural muscle tone?

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A substance that tastes sour most likely contains _________________________.

Correct AnswerverifiedShow Answer

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Medial rec...
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