Question 1

Match the description with the most appropriate ear structure.
-Oval window

Accepted Answer

A)  Structures that produce earwax
B)  Fluid in the membranous labyrinth
C)  Fluid between the membranous and bony labyrinth
D)  Ossicles connect this structure to eardrum
E)  Connects the middle ear to the pharynxF) C) and E)
G) None of the above

Question 2

Glaucoma can result from

Accepted Answer

A)   inhibition of the circulation of aqueous humor.
B)   damage to the suspensory ligament.
C)   a decrease in the number of cones.
D)   opacity of the lens.
E)   increased amounts of vitreous humor.F) A) and B)
G) D) and E)

Question 3

Mary was involved in an accident that resulted in severe damage to several of her facial bones. As a result, her olfactory organ was damaged as well. Which of the following may be a side effect of her injury?

Accepted Answer

A)   Mary will most likely notice a dramatic decrease in her ability to taste.
B)   Mary will most likely have an increase in her ability to taste to compensate for her lack of olfaction.
C)   Mary will most likely develop tinnitus as a result to damage of the olfactory pathway.
D)   None of the choices are correct.E) A) and B)
F) B) and C)

Question 4

Match the structure of the ear with the appropriate description.
-Middle ear

Accepted Answer

A)  Eardrum
B)  Part of the ear that contains the organ of hearing
C)  Includes the pinna and external auditory canal
D)  Fleshy portion of the external ear
E)  Air-filled space within the temporal boneF) All of the above
G) B) and C)

Question 5

Which of the following is not a condition that would be considered sensorineural hearing loss?

Accepted Answer

A)   Loss of flexibility of the joint between the incus and the stapes
B)   Degeneration of the hair cells near the base of the spiral organ
C)   Lesion of the vestibulocochlear nerve
D)   All of the choices are conditions considered to be sensorineural hearing loss.E) C) and D)
F) A) and B)

Question 6

Olfactory adaptation occurs when odorant receptors become saturated.

Accepted Answer

A) True 
 B)False

Question 7

The malleus, incus, and stapes

Accepted Answer

A)   are parts of the cochlea.
B)   are located in the inner ear.
C)   are surrounded by endolymph.
D)   transmit vibrations from the tympanic membrane to the oval window.
E)   are surrounded by fluid.F) None of the above
G) B) and E)

Question 8

Blood vessels enter the eye and nerve processes exit the eye at the ________.

Accepted Answer

A)   optic disc
B)   macula lutea
C)   sensory retina
D)   fovea centralis
E)   pupilF) None of the above
G) A) and B)

Question 9

Match the structure of the ear with the appropriate description.
-Inner ear

Accepted Answer

A)  Eardrum
B)  Part of the ear that contains the organ of hearing
C)  Includes the pinna and external auditory canal
D)  Fleshy portion of the external ear
E)  Air-filled space within the temporal boneF) A) and E)
G) A) and C)

Question 10

Nicholas is prone to sinus infections. Lately his mother has noticed he doesn't seem to hear her when she is standing behind him. Which of the following best explains Nicholas's condition?

Accepted Answer

A)   Fluid associated with Nicholas's infection is inhibiting movement of the auditory ossicles, resulting in conductive hearing loss.
B)   Bacteria from the sinus infection have disrupted normal action potential propagation, causing damage to the spiral organ.
C)   Nicholas's sinus infection is compressing nerves that transmit action potentials from the ear to the brain.
D)   Nicholas's sinus infection would not affect his hearing, and he is just ignoring his mother.E) C) and D)
F) A) and B)

Question 11

Arrange the following to reflect the correct sequence an action potential would follow to reach the olfactory cortex of the brain:
(1)  Olfactory bulb
(2)  Olfactory cortex
(3)  Olfactory epithelium
(4)  Olfactory tract

Accepted Answer

A)   1, 2, 3, 4
B)   3, 4, 1, 2
C)   1, 4, 2, 3
D)   3, 1, 4, 2
E)   4, 3, 2, 1F) A) and D)
G) A) and E)

Question 12

Match the eye structure with the appropriate description.
-Fovea centralis

Accepted Answer

A)  Blood vessels enter and the optic nerve exits here
B)  A small yellow spot near the center of the posterior retina
C)  The portion of the retina with the greatest visual acuity
D)  A jelly-like substance in the posterior cavity of the eye
E)  The fluid that fills the anterior cavity of the eyeF) A) and B)
G) C) and D)

Question 13

Damage to the vestibulocochlear nerve would result in some loss of ________.

Accepted Answer

A)   hearing and balance
B)   hearing and taste
C)   smell
D)   taste
E)   hearing and sightF) B) and D)
G) All of the above

Question 14

Match the description of the disease or disorder of the eye 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) All of the above
G) D) and E)

Question 15

Match the structure associated with hearing 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 B)
G) C) and E)

Question 16

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

Accepted Answer

A)   color perception.
B)   visual acuity and prevent scattering of light inside the eye.
C)   protection of the optic nerves from damage.
D)   ability to remove wastes from the eye.
E)   total vision, as it always results in blindness.F) B) and E)
G) A) and E)

Question 17

Dr. Clark has been lecturing for 3 hours and her ears are beginning to "pop." Which of the following best explains her condition?

Accepted Answer

A)   Inflammation of her pharynx is blocking airflow through her auditory tubes, resulting in uneven pressure across her tympanic membranes.
B)   Inflammation of her larynx is blocking airflow through her external auditory canal, resulting in lack of pressure equilibrium across her oval window.
C)   Inflammation in her middle ear is causing fluid to build up in the external auditory canal, leading to sudden movement of her tympanic membrane.
D)   Inflammation of the inner ear is causing fluid to compress the oval window, leading to the popping noise.E) A) and B)
F) A) and C)

Question 18

Taste buds are not associated with ________ papillae.

Accepted Answer

A)   foliate
B)   filiform
C)   fungiform
D)   vallate
E)   papilliformF) D) and E)
G) None of the above

Question 19

Auditory impulses are transmitted by the ________ portion of the vestibulocochlear nerve.

Accepted Answer

A)   spiral
B)   cochlear
C)   vestibular
D)   ossicular
E)   tympanicF) B) and D)
G) A) and B)

Question 20

Secondary olfactory areas

Accepted Answer

A)   are involved in emotional reactions to odors.
B)   is the site of conscious perception of odors.
C)   generates action potentials in olfactory neurons.
D)   modulates the sense of olfaction within the olfactory bulb.
E)   is the area where chemicals bind to receptors.F) C) and D)
G) A) and B)

Exam 15: The Special Senses

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

Correct AnswerverifiedShow Answer

Match the structure of the ear with the appropriate description. -Middle ear

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Dr. Clark has been lecturing for 3 hours and her ears are beginning to "pop." Which of the following best explains her condition?

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Mary was involved in an accident that resulted in severe damage to several of her facial bones. As a result, her olfactory organ was damaged as well. Which of the following may be a side effect of her injury?

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Which of the following is not a condition that would be considered sensorineural hearing loss?

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Damage to the vestibulocochlear nerve would result in some loss of ________.

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Match the description with the most appropriate ear structure. -Oval window

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Glaucoma can result from

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Match the eye structure with the appropriate description. -Fovea centralis

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Arrange the following to reflect the correct sequence an action potential would follow to reach the olfactory cortex of the brain: (1) Olfactory bulb (2) Olfactory cortex (3) Olfactory epithelium (4) Olfactory tract

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Auditory impulses are transmitted by the ________ portion of the vestibulocochlear nerve.

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Blood vessels enter the eye and nerve processes exit the eye at the ________.

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Match the structure associated with hearing with the appropriate description. -Bony labyrinth

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The malleus, incus, and stapes

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Olfactory adaptation occurs when odorant receptors become saturated.

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Nicholas is prone to sinus infections. Lately his mother has noticed he doesn't seem to hear her when she is standing behind him. Which of the following best explains Nicholas's condition?

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Taste buds are not associated with ________ papillae.

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Match the description of the disease or disorder of the eye with its correct name. -Glaucoma

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Match the structure of the ear with the appropriate description. -Inner ear

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Secondary olfactory areas

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