Question 1

The ciliary body

Accepted Answer

A)   contains rods and cones.
B)   is continuous with the sclera.
C)   consists of a ciliary ring and ciliary processes.
D)   produces vitreous humor.
E)   is photosensitive.F) None of the above
G) A) and C)

Question 2

Night blindness could be caused by

Accepted Answer

A)   a lack of cones.
B)   a lack of iodopsin.
C)   a lack of rhodopsin.
D)   too much vitamin A in the diet.
E)   a lack of vitamin C in the diet.F) B) and D)
G) C) and E)

Question 3

To focus on objects closer than 20 feet,

Accepted Answer

A)   the lens must become flatter.
B)   the cornea must move inward.
C)   the ciliary muscles must contract.
D)   the suspensory ligaments increase tension on the lens.
E)   the retina must bend.F) A) and B)
G) D) and E)

Question 4

Match the structure with the appropriate description.
-mitral cell

Accepted Answer

A)  relay olfactory information to the brain and synapse with association neurons in the olfactory bulb
B)  area of the brain where the olfactory tracts terminate
C)  enlargements on the dendrites of olfactory neurons
D)  fibers that connect the olfactory bulb to the cortex
E)  the expanded anterior portions of the olfactory nervesF) C) and E)
G) B) and E)

Question 5

Rhodopsin is found in the

Accepted Answer

A)   rods.
B)   cones.
C)   choroid.
D)   pigmented retina.
E)   amacrine cells.F) None of the above
G) A) and C)

Question 6

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 C)
G) A) and D)

Question 7

The external ear terminates at the

Accepted Answer

A)   pinna.
B)   oval window.
C)   tympanic membrane.
D)   internal auditory meatus.
E)   ossicles.F) C) and D)
G) All of the above

Question 8

Which of the following is NOT an intrinsic eye muscle?

Accepted Answer

A)   ciliary muscles
B)   inferior oblique muscle
C)   sphincter pupillae muscle
D)   dilator pupillae muscleE) B) and C)
F) B) and D)

Question 9

The newest taste to be described is

Accepted Answer

A)   bitter.
B)   salty.
C)   sweet.
D)   umami.
E)   sour.F) A) and B)
G) B) and E)

Question 10

Which of the following cranial nerves does NOT innervate extrinsic eye muscles?

Accepted Answer

A)   oculomotor
B)   abducens
C)   trochlear
D)   optic
E)   trigeminalF) None of the above
G) A) and B)

Question 11

The main factor affecting depth of focus is the

Accepted Answer

A)   convergence.
B)   accommodation.
C)   shape of the lens.
D)   size of the lens.
E)   size of the pupil.F) B) and E)
G) A) and B)

Question 12

Which of the following statements is NOT true of hyperopia?

Accepted Answer

A)   corrected by "minus" lenses
B)   close objects are fuzzy
C)   eyeball is too short
D)   corrected by convex lenses
E)   image focused behind the retinaF) B) and E)
G) A) and B)

Question 13

The taste cortex is located in the ________ lobe.

Accepted Answer

A)   frontal
B)   parietal
C)   temporal
D)   occipitalE) B) and D)
F) B) and C)

Question 14

The age-associated changes that result in loss of accommodation of the eyes is called

Accepted Answer

A)   myopia.
B)   hyperopia.
C)   presbyopia.
D)   retinopia.
E)   astigmatism.F) A) and C)
G) A) and D)

Question 15

Sensory receptors for balance are found in the

Accepted Answer

A)   pinna.
B)   cochlea.
C)   auditory ossicles.
D)   semicircular canals.
E)   auditory tube.F) None of the above
G) A) and E)

Question 16

Match the description with its correct name.
-glaucoma

Accepted Answer

A)  difficulty seeing distant objects
B)  a type of refractory error
C)  clouding of the lens of the eye
D)  increased intraocular pressure that can lead to loss of vision
E)  loss of acute central visionF) A) and B)
G) A) and C)

Question 17

Match the structure with the appropriate description.
-olfactory bulb

Accepted Answer

A)  relay olfactory information to the brain and synapse with association neurons in the olfactory bulb
B)  area of the brain where the olfactory tracts terminate
C)  enlargements on the dendrites of olfactory neurons
D)  fibers that connect the olfactory bulb to the cortex
E)  the expanded anterior portions of the olfactory nervesF) B) and D)
G) A) and D)

Question 18

The most sensitive taste buds are found in _____ papillae.

Accepted Answer

A)   formate
B)   filiform
C)   fungiform
D)   vallate
E)   foliateF) A) and B)
G) A) and C)

Question 19

Match the structure with the appropriate description.
-membranous labyrinth

Accepted Answer

A)  organ of hearing
B)  passageway from the outside to the eardrum
C)  interconnecting tunnels in the temporal bone
D)  tiny bones in the middle ear
E)  connecting chambers of inner ear filled with endolymphF) A) and C)
G) A) and B)

Question 20

Match the structure with the appropriate description.
-bony labyrinth

Accepted Answer

A)  organ of hearing
B)  passageway from the outside to the eardrum
C)  interconnecting tunnels in the temporal bone
D)  tiny bones in the middle ear
E)  connecting chambers of inner ear filled with endolymphF) A) and D)
G) C) and D)

Exam 15: The Special Senses

Night blindness could be caused by

Correct AnswerverifiedShow Answer

Which of the following statements is NOT true of hyperopia?

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The newest taste to be described is

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The most sensitive taste buds are found in _____ papillae.

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Match the description with its correct name. -glaucoma

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Which of the following cranial nerves does NOT innervate extrinsic eye muscles?

Correct AnswerverifiedShow Answer

The external ear terminates at the

Correct AnswerverifiedShow Answer

The main factor affecting depth of focus is the

Correct AnswerverifiedShow Answer

Which of the following is NOT an intrinsic eye muscle?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Match the structure with the appropriate description. -membranous labyrinth

Correct AnswerverifiedShow Answer

Sensory receptors for balance are found in the

Correct AnswerverifiedShow Answer

The taste cortex is located in the ________ lobe.

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Rhodopsin is found in the

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The age-associated changes that result in loss of accommodation of the eyes is called

Correct AnswerverifiedShow Answer

Match the structure with the appropriate description. -mitral cell

Correct AnswerverifiedShow Answer

Match the structure with the appropriate description. -bony labyrinth

Correct AnswerverifiedShow Answer

The ciliary body

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To focus on objects closer than 20 feet,

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Match the structure with the appropriate description. -olfactory bulb

Correct AnswerverifiedShow Answer

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