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Active Lecture Questions
Chapter 16
Special Senses
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Which of the following describe taste buds?
a.
b.
c.
d.
Taste receptors
Found in the mucosa of
the mouth and pharynx
Located in papillae
All of the above
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Which nerve endings pass through the ethmoid
bone?
a.
b.
c.
d.
Olfactory nerves
Gustation receptors
Taste buds
Taste cells
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
After the receiving the smell stimuli, mitral cells
transmit impulses to the __________.
a.
b.
c.
d.
frontal lobe
occipital lobe
limbic system
all of the above
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Which of the extrinsic muscles of the eye moves
the eye laterally and is innervated by the abducens
(VI) nerve?
a.
b.
c.
d.
inferior rectus muscle
superior oblique muscle
lateral rectus muscle
medial rectus muscle
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
The lacrimal gland produces fluid, but how is the
fluid spread?
a.
b.
c.
d.
Nasolacrimal duct
Lacrimal canaliculi
Blinking
Both a and c
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
The vascular layer of the of the eyeball contains
__________.
a.
b.
c.
d.
the choroid
the sclera
the iris
both a and c
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
A reflex of the eye called the pupillary light
reflex is __________.
a.
b.
c.
d.
the opening of the pupils when a visual field
is detected
constriction of the pupils when bright light is
flashed
the eye adjusting to the dark
red-eye glare you get when taking pictures.
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
The structure identified by the arrow is __________,
which is found in the __________ layer.
a.
b.
c.
d.
the choroid; vascular
the sclera; fibrous
pigmented; inner
the ciliary muscle; vascular
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
The purpose of vitreous humor is __________.
a.
b.
c.
d.
to transmit light
to support posture surface of the lens
to help maintain intraocular pressure
all of the above
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
The interneurons responsible for processing and
modifying visual information are __________.
a.
b.
c.
d.
rod and cone cells
amacrine and horizontal cells
ganglion cells
bipolar cells
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
What structure is indicated by the arrow?
a.
b.
c.
d.
External acoustic meatus
Tympanic membrane
Auricle
Middle ear
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
What is the name of the auditory ossicles?
a.
b.
c.
d.
Malleus
Stapes
Incus
All of the above
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
The membranous labyrinth is filled with a clear
fluid called __________.
a.
b.
c.
d.
perilymph
endolymph
epilymph
both a and b
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Sensory receptors for hearing are located in the
__________.
a.
b.
c.
d.
cochlear duct
tympanic membrane
scala tympani
scala vestibuli
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
What structure is indicated by the arrow?
a.
b.
c.
d.
Stereocilia
Kinocilium
Hair bundles
Otoliths
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
How is the cupula (indicated by the arrow) able
to detect angular acceleration?
a.
b.
c.
d.
Moved by inertia
of endolymph
Noved by inertia
of perilymph
Detects changes
by orientation in
space
Both a and c
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
What are the light-bending parts of the eye?
a.
b.
c.
d.
Cornea
Lens
Humors
All of the above
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
At birth, infants __________.
a.
b.
c.
d.
are nearsighted
have normal vision
cannot see
are farsighted
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
What structure is indicated by the arrow?
a.
b.
c.
d.
Basilar membrane
Scala tympani
Cochlear duct
Cochlear apex
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
The fluid found in the space between the cochlear
duct and the basilar membrane is __________.
a.
b.
c.
d.
endolymph
perilymph
cochlolymph
both a and b
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
What structure in the middle ear is identified by
the arrow?
a.
b.
c.
d.
Stapes
Malleus
Cochlea
Incus
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
The auditory cortex is instrumental in localizing
sound because __________.
a.
b.
c.
d.
not all fibers cross over to the other side of
the brain
it receives impulses from both ears
interneurons permit localization
both a and b
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Meniere’s Syndrome is the result of __________.
a.
b.
c.
d.
not enough perilymph fluid
conflict between visual and vestibular inputs
excessive amounts of endolymph
not enough endolymph
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Conduction deafness occurs when sound
vibrations cannot be transmitted as a result of
__________.
a.
b.
c.
d.
earwax blocking the external acoustic meatus
a ruptured eardrum
otosclerosis
all of the above
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings
Infants can localize sounds at __________.
a.
b.
c.
d.
birth
2 or 3 months
3 or 4 months
1 year
Copyright © 2008 Pearson Education, Inc., publishing as Benjamin Cummings