Transcript Clicker Quiz_Neuron_CNS_PNS_Sensory

Human Biology Lecture
The pons belongs to which major brain
region?
Cerebellum
B. Cerebrum
C. Diencephalon
D. Brain stem
A.
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The ______ of the brain is the location of
our conscious mind.
Brodmann area
B. Cerebellum
C. Brain stem
D. Cerebral cortex
A.
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Which of the following brain regions is a
responsible for sending most of the
sensory to and from the cerebral cortex?
Hypothalamus
B. Epithalamus
C. Interthalamic adhesion
D. Thalamus
A.
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Severe damage to which of the following
brain regions would result in death?
Cerebral cortex
B. Medulla oblongata
C. Basal nuclei
D. Cerebellum
A.
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Which of the following brain systems is
heavily involved in mediating emotional
responses?
Limbic system
B. Reticular formation
C. Reticular activating system
D. Both a and b
A.
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If inhibited, which brain system would
allow previously filtered stimuli to enter
our consciousness?
Limbic system
B. Autonomic system
C. Reticular activating system
D. Both a and b
A.
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While studying for an exam, you reach for
a beverage. To extend your arm, your
_______ nervous system is activated.
Afferent
B. Autonomic
C. Sympathetic
D. Somatic
A.
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The door slams shut loudly and you flinch. After a few
seconds, you realize that your heart is beating very
rapidly and forcefully. This response is the result of your
______ nervous system.
Afferent
B. Autonomic
C. Central
D. Somatic
A.
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Complete the following analogy:
Electrical wire is to electrical insulating
tape as peripheral neurons are to
________.
Schwann cells
B. Oligodendrocytes
C. Astrocytes
D. Ependymal cells
A.
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The basis for differentiation between
gray matter and white matter in the CNS
is the presence of _______ in white
matter.
Unmyelinated neurons
B. Myelinated neurons
C. Schwann cells
D. ependymal cells
A.
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The location at which a neuron
communicates with another neuron is
called the __________.
Synapse
B. Junction
C. Connection
D. Axoaxonic target
A.
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When you first enter a movie theater, the smell
of popcorn overwhelms you. Once
the movie has ended, however, you don't notice
the popcorn smell. You have
experienced ________.
phasic sensation
B. tonic sensation
C. generator sensation
D. adaptation
A.
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The perineurium ______.
encloses all the fascicles to form a nerve
B. surrounds axons and Schwann cells
C. binds groups of neurons into bundles
D. contains sensory neurons only
A.
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A synonym for the autonomic nervous
system reflects its major function. The
synonym is ______.
the peripheral nervous system
B. the central nervous system
C. the involuntary nervous system
D. the somatic nervous system
A.
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The sympathetic nervous system
is also referred to as
A.
B.
C.
D.
Resting and Digesting
Resting and Running
Fight or Flight
Fight and Fail
Which of the following terms is a
used for eyelids?
Commissures
B. Palpebrae
C. Caruncles
D. Tarsal plates
A.
Pinkeye is an infection of the
_______ of the eye.
Conjunctiva
B. lacrimal apparatus
C. Cornea
D. palpebrae
A.
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The cornea is actually part of the
______ layer of the eye.
Outer
B. Middle
C. Inner
D. Choroid
A.
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Sympathetic fibers innervating
the iris of the eye cause which
response?
Pupil constriction
B. Pupil dilation
C. Papillary decrease
D. Rapid blinking
A.
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The formation of rainbows
reflects the fact that _______.
during rain showers, an abundance of
electromagnetic energy is available
B. visible light consists of multiple
wavelengths of light
C. light travels in a linear fashion
D. X rays become visible by reflecting off
of raindrops
A.
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Taste is 80% smell. The relationship
between smell and taste is evidenced
by the fact that both sensations are a
type of ________.
A.
B.
C.
D.
Photoreception
Baroreception
Mechanoreception
chemoreception
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The hearing receptors are
located in the _______.
external ear
B. middle ear
C. inner ear
D. tympanic cavity
A.
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Which homeostatic imbalance is
characterized by a howling ringing in
the ears, vertigo, vomiting, and
nausea?
A.
B.
C.
D.
Conduction deafness
Tinnitus
Sensorineural deafness
Ménière's syndrome
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Which of the following conditions results from a
build up of pressure in the anterior chamber of
the eye due to accumulation of aqueous
humor?
A. Glaucoma
B. Retinal detachment
C. Cataracts
D. Color blindness
E. Astigmatism
Autonomic neurons are further
subdivided into the
Visceral and somatic division
B. Sympathetic and parasympathetic
division
C. Central and peripheral division
D. Visceral and somatic division
A.
Tom’s father suffers a stroke that leaves him partially
paralyzed on his right side. What type of glial cell
would you expect to find in increased numbers in the
damaged area of the brain that is affected by the
stroke?
Astrocytes
B. Oligodendrocytes
C. Ependymal Cells
D. Schwann Cells
E. Microglial Cells
A.
Clear focusing of the light waves falling on the
retina when viewing close objects is
accomplished by adjusting the
A. Shape of the lens
B. Length of the eyeball
C. Position of the retina
D. Diameter of the pupil
E. None of the above
Which of the following is the function of the
pigmented layer of the eye?
A. Reflects light after hitting the retina
B. Absorbs light after hitting the retina
C. Assists the lens in rounding up to see
close up
D. Assists the lens in stretching out to see
close up
E. None of the above
Which of the following taste
receptors is usually found on the
back of the tongue?
Sweet
B. Salty
C. Sour
D. Bitter
E. Salty and Sweet
A.