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Human Anatomy, 6/e
Kent Van De Graaff, Weber State University

Sensory Organs

Multiple Choice Quiz

Please answer all questions



1

In order to perceive a sensation, the following conditions are necessary, with the exception of _______________.
A)a strong enough stimulus to initiate a response
B)a receptor to convert the stimulus to an impulse
C)the interpretation of the impulse in the brain
D)a motor impulse to an effector organ or muscle
2

The ______________ senses are those with receptors located in visceral organs.
A)general
B)visceral
C)somatic
D)special
3

Which one of these is not an exteroceptor?
A)chemoreceptors in tongue and nose
B)photoreceptors of the eye
C)proprioceptors
D)tactile receptors
4

Of this list of cutaneous receptors, the _____________ are located in the lower dermis and detect deep pressure and stretch.
A)organs of Ruffini
B)bulbs of Krause
C)free nerve endings
D)root hair plexuses
5

Phantom pain occurs because ________________.
A)the patient has received a fright, which initiates pain impulses in certain people
B)it is actually referred pain that has been interpreted incorrectly by the brain
C)the severed neurons of an amputee still function and send pain impulses
D)certain diseases cause chronic pain in many areas of the body, even those not affected by the disease
6

Taste buds are found only in the _______________ and _____________ papillae.
A)vallate; fungiform
B)vallate; filiform
C)fungiform; filiform
D)posterior; filiform
7

Within the eye, the _________________ contains sebaceous and sudoriferous glands that produce the "sleepers" or "sleep dust" at night.
A)palpebral fissure
B)medial commissure
C)lateral commissure
D)lacrimal caruncle
8

Modified sweat glands, also called ___________________, are located within the eyelids.
A)sebaceous glands
B)tarsal glands
C)ciliary glands
D)conjunctiva
9

Of the intrinsic (smooth) muscles within the eye, the ________________ causes the pupil to become larger.
A)ciliary muscle
B)pupillary dilator muscle
C)pupillary constrictor muscle
D)medial rectus muscle
10

The choroid of the eye carries out each of these functions, with the exception of ________________.
A)houses blood vessels to carry nutrients and remove wastes
B)having a dark pigment to keep light rays from bouncing within the eye
C)housing the photoreceptors
D)All of these are functions of the choroid.
11

The area of keenest vision, where there is a high concentration of cone cells, is called the _______________.
A)fovea centralis
B)macula lutea
C)blind spot
D)optic disc
12

The tectal system, which is responsible for body-eye coordination, is comprised of the _________________ and the motor pathways they activate.
A)optic chiasma
B)geniculostriate system
C)striate cortex
D)superior colliculi
13

Between the scala vestibuli and scala tympani of the cochlea is the ______________, a triangular middle chamber filled with endolymph and housing the spiral organ.
A)membranous ampulla
B)cochlear duct
C)semicircular canal
D)cupula
14

______________ afflicts the inner ear and may cause both hearing loss and equilibrium disturbance as the autonomic nervous system constricts vessels in the inner ear.
A)acute purulent otitis media
B)otosclerosis
C)Meniere's disease
D)Strabismus