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Lacrimal fluid is produced by the lacrimal sac in the medial canthus of the eye.

A) True
B) False

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The bony labyrinth is located in which portion of the temporal bone?


A) mastoid
B) petrous
C) squamous
D) tympanic

E) A) and B)
F) All of the above

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B

Which is true about a retinal detachment?


A) It can result from a blow to the eye.
B) It is a detachment of the complete thickness of the retina from the choroid.
C) It causes blindness immediately.
D) The detached portion contains no capillaries.

E) A) and B)
F) None of the above

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Where do tears drain?


A) into the Eustachian tube
B) into the nasal cavity
C) into the lacrimal gland
D) into the pharynx

E) A) and D)
F) A) and C)

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   Figure 16.2 Use the diagram above to answer the following questions. -Identify the letter that indicates the ciliary body. A)  A B)  B C)  C D)  D E)  E Figure 16.2 Use the diagram above to answer the following questions. -Identify the letter that indicates the ciliary body.


A) A
B) B
C) C
D) D
E) E

F) A) and E)
G) A) and D)

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The basilar membrane supports the


A) spiral lamina.
B) modiolus.
C) spiral ganglion.
D) bony labyrinth.
E) spiral organ.

F) C) and D)
G) None of the above

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Membrane attached to the stapes.


A) tympanic membrane
B) pharyngotympanic
C) oval window
D) round window
E) tectorial membrane

F) A) and C)
G) A) and B)

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Along with the saccule, this structure senses linear acceleration.


A) vestibule
B) spiral organ
C) utricle
D) cochlear duct
E) semicircular canals

F) A) and E)
G) A) and B)

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The tensor tympani and ________ are skeletal muscles that limit the vibrations of the ear ossicles to protect them from damage.

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The ability of the eye to focus on nearby objects is a process called ________.

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Filaments that pass through the olfactory foramina of the cribriform plate belong to


A) axons of the olfactory receptor cells.
B) dendrites of the olfactory receptor cells.
C) axons of the olfactory bulb mitral cells.
D) dendrites of the olfactory bulb mitral cells.

E) A) and B)
F) A) and C)

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Bony labyrinth structure containing the utricle and saccule.


A) vestibule
B) macula lutea
C) macula densa
D) ora serrate
E) scala vestibule

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

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A

Describe the production of aqueous and vitreous humors of the eye, and identify the structures involved in drainage.

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The vitreous humor is produced during em...

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   Figure 16.1 Use the diagram above to answer the following questions. -Identify the letter that indicates the structure that is important in equalizing air pressure on both sides of the eardrum. A)  A B)  B C)  C D)  D E)  E Figure 16.1 Use the diagram above to answer the following questions. -Identify the letter that indicates the structure that is important in equalizing air pressure on both sides of the eardrum.


A) A
B) B
C) C
D) D
E) E

F) A) and B)
G) All of the above

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Abraham spoke so softly that Jason rolled a piece of paper into a funnel shape and put one end into his external auditory canal to signal Abraham to speak up. Abraham then shouted that a certain anatomical structure serves exactly the same function as Jason's paper funnel. That structure is the


A) round window.
B) pinna.
C) pharyngotympanic tube.
D) mastoid antrum.

E) A) and B)
F) None of the above

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Hair cells are receptor cells for


A) fine touch.
B) both hearing and equilibrium.
C) taste.
D) smell.

E) None of the above
F) B) and D)

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Describe the anatomical similarities between the sensory organs of the vestibule (utricle and saccule) and semicircular canals.

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The sensory receptors in both the vestib...

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The oval window of the ear is connected directly to which passageway?


A) pharyngotympanic tube
B) external auditory canal
C) scala vestibuli
D) scala tympani

E) All of the above
F) A) and B)

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Hyperopia and presbyopia may have some features in common, but a key difference between these two conditions is that


A) one is farsightedness, and the other is nearsightedness.
B) nearsighted people never develop presbyopia, but they can develop hyperopia.
C) in hyperopia the lens can accommodate, but in presbyopia it cannot.
D) people with astigmatism never develop presbyopia, but they can develop hyperopia.

E) None of the above
F) B) and C)

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C

The nerve carrying taste information from the anterior two-thirds of the tongue is the


A) hypoglossal.
B) glossopharyngeal.
C) olfactory.
D) facial.

E) None of the above
F) A) and B)

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