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The sense of taste is slow to adapt, so every bite of your favorite food tastes as good as the first.

A) True
B) False

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False

What is the typical cause of glaucoma?


A) Clouding of the lens
B) Accumulation of vitreous humor
C) Accumulation of aqueous humor
D) Loss of transparency of the cornea

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

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What structure contains the receptors for the sense of hearing?


A) Ampulla
B) Spiral organ
C) Utricle
D) Saccule
E) Semicircular canals

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

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You enter a fish market and smell a strong fishy odor. However, the odor quickly fades away. What feature of sensory reception have you experienced?


A) Damage to your olfactory receptors
B) Sensory adaptation
C) A decrease in the concentration of the substance you smelled
D) Sensory deprivation

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

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Conductive hearing loss can occur as a result of __________.


A) a torn tympanic membrane
B) a tumor in the brain
C) damage to the cochlear hair cells
D) damage to the acoustic nerve

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

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In order for a corneal transplant to be successful, what must be included as part of the donated tissue?


A) A functioning retina
B) A functioning lens
C) Stem cells contained in the limbus
D) A small portion of the donor sclera

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

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C

What situation results in the lens of the eye having a more rounded shape?


A) Suspensory ligaments are stretched taut as the ciliary muscle fibers relax.
B) Suspensory ligaments are relaxed as the ciliary muscle fibers contract.
C) Suspensory ligaments are stretched taut as the ciliary muscle fibers contract.
D) Suspensory ligaments are relaxed as the ciliary muscle fibers relax.

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

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Referred pain occurs when the brain projects the sensation back to the original source in the body from which the pain originated.

A) True
B) False

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The process called __________ allows the eyes to change between near and far vision by changing the shape of the lens.


A) adjustment
B) adaptation
C) assimilation
D) accommodation

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

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The auditory ossicle that transmits vibrations to the inner ear through the oval window is called the __________.

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Sound vibrations within the cochlea cause vibration of the __________, which in turn causes the hairs of the spiral organ to move back and forth against the __________. The result is deformation of the hairs.


A) basilar membrane; tectorial membrane
B) basilar membrane; tympanic membrane
C) oval window; round window
D) tectorial membrane; basilar membrane

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

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What structure is part of the innermost layer of the wall of the eye?


A) Ciliary body
B) Retina
C) Choroid coat
D) Sclera
E) Cornea

F) B) and E)
G) B) and D)

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Rods are more sensitive to light than cones, but cones are important for color vision.

A) True
B) False

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The receptors for the sense of static equilibrium are located in what structure(s) ?


A) Saccule and utricle
B) Cochlear duct
C) Middle ear
D) Semicircular ducts

E) C) and D)
F) B) and C)

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The adjustment of the thickness of the lens to make close vision possible is called ______________.

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The greatest sensitivity for human hearing is in the frequency range of about __________ vibrations per second.


A) 10-10,000
B) 1,000-2,000
C) 2,000-3,000
D) 20,000-30,000

E) B) and C)
F) B) and D)

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The inner ear is located within which cranial bone?


A) Parietal bone
B) Sphenoid bone
C) Temporal bone
D) Occipital bone

E) C) and D)
F) B) and C)

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What is the most common cause of blindness worldwide?


A) Degeneration of the vascular layer
B) Degeneration of the nervous layer
C) Loss of transparency of the cornea
D) Loss of transparency of the lens

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

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The ampullae, containing sensory receptors, are located in what structure(s) ?


A) Cochlea
B) Retina
C) Semicircular canals
D) Vestibule

E) B) and C)
F) B) and D)

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C

How is sensation different from perception?


A) Sensation results when the brain receives information from sensory receptors. Perception is the consciousness awareness of the stimuli.
B) Perception results when the brain receives information from sensory receptors. Sensation is the consciousness awareness of the stimuli.

C) A) and B)
D) undefined

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