1. Chapter 8: The Nervous System
Nervous System Divisions/ Neurons and Glia/A&P
Synapses/ Meninges/ Spinal Cord
Brain Structures and Functions/ Cranial Nerves
Reflex Arc/ Sensory and Motor Pathways
Autonomic Nervous System/Aging/ Interactions
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FINAL ROUND

2. Nervous System Divisions/Neurons and Glia/A&P: $100 Question
Which part of the nervous system is responsible for skeletal muscle control?
autonomic
afferent
somatic
sympathetic
Answer: C
ANSWER
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3. Nervous System Divisions/Neurons and Glia/A&P: $100 Answer
Which part of the nervous system is responsible for skeletal muscle control?
autonomic
afferent
somatic
sympathetic
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4. Nervous System Divisions/Neurons and Glia/A&P: $200 Question
Which of the following are collections of neuron cell bodies in the interior of the central nervous system?
nuclei
ganglia
centers
higher centers
Answer: A
ANSWER
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5. Nervous System Divisions/Neurons and Glia/A&P: $200 Answer
Which of the following are collections of neuron cell bodies in the interior of the central nervous system?
nuclei
ganglia
centers
higher centers
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6. Nervous System Divisions/Neurons and Glia/A&P: $300 Question
Changes in membrane potential that cannot spread far from the site of stimulation, thus affecting a limited portion of the plasma membrane, are called
thresholds.
action potentials.
hyperpolarizations.
graded potentials.
Answer: D
ANSWER
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7. Nervous System Divisions/Neurons and Glia/A&P: $300 Answer
Changes in membrane potential that cannot spread far from the site of stimulation, thus affecting a limited portion of the plasma membrane, are called
thresholds.
action potentials.
hyperpolarizations.
graded potentials.
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8. Nervous System Divisions/Neurons and Glia/A&P: $400 Question
Which of the following occurs along unmyelinated axons at a speed of about one meter per second?
nodal propagation
continuous propagation
hillock-centered propagation
saltatory propagation
Answer: B
ANSWER
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9. Nervous System Divisions/Neurons and Glia/A&P: $400 Answer
Which of the following occurs along unmyelinated axons at a speed of about one meter per second?
nodal propagation
continuous propagation
hillock-centered propagation
saltatory propagation
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10. Nervous System Divisions/Neurons and Glia/A&P: $500 Question
Bundles of central nervous system axons that share a common origin, destination, and function are called
nerves.
columns.
tracts.
pathways.
Answer: C
ANSWER
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11. Nervous System Divisions/Neurons and Glia/A&P: $500 Answer
Bundles of central nervous system axons that share a common origin, destination, and function are called
nerves.
columns.
tracts.
pathways.
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12. Synapses/Meninges/Spinal Cord: $100 Question
Which of the following correctly describes an axon terminal?
axon hillock of a presynaptic neuron
knob-like ending of a postsynaptic neuron
proximal dendritic spine of a motor neuron
knob-like ending of a presynaptic neuron
Answer: D
ANSWER
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13. Synapses/Meninges/Spinal Cord: $100 Answer
Which of the following correctly describes an axon terminal?
axon hillock of a presynaptic neuron
knob-like ending of a postsynaptic neuron
proximal dendritic spine of a motor neuron
knob-like ending of a presynaptic neuron
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14. Synapses/Meninges/Spinal Cord: $200 Question
A mechanism for providing input to a single neuron from multiple sources is called
serial processing.
convergence.
divergence.
reverberation.
Answer: B
ANSWER
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15. Synapses/Meninges/Spinal Cord: $200 Answer
A mechanism for providing input to a single neuron from multiple sources is called
serial processing.
convergence.
divergence.
reverberation.
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16. Synapses/Meninges/Spinal Cord: $300 Question
The second meningeal layer is known as
pia mater.
dura mater.
subdural space.
arachnoid.
Answer: D
ANSWER
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17. Synapses/Meninges/Spinal Cord: $300 Answer
The second meningeal layer is known as
pia mater.
dura mater.
subdural space.
arachnoid.
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18. Synapses/Meninges/Spinal Cord: $400 Question
The dorsal root ganglia associated with the spinal cord contain what structures?
axons of motor neurons
cell bodies of motor neurons
axons of sensory neurons
cell bodies of sensory neurons
Answer: D
ANSWER
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19. Synapses/Meninges/Spinal Cord: $400 Answer
The dorsal root ganglia associated with the spinal cord contain what structures?
axons of motor neurons
cell bodies of motor neurons
axons of sensory neurons
cell bodies of sensory neurons
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20. Synapses/Meninges/Spinal Cord: $500 Question
In the spinal cord, visceral motor neurons that control smooth muscle, cardiac muscle, and glands are found in the
anterior gray horn.
lateral white column.
lateral gray horn.
posterior gray horn.
Answer: C
ANSWER
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21. Synapses/Meninges/Spinal Cord: $500 Answer
In the spinal cord, visceral motor neurons that control smooth muscle, cardiac muscle, and glands are found in the
anterior gray horn.
lateral white column.
lateral gray horn.
posterior gray horn.
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22. Brain Structures and Functions/Cranial Nerves: $100 Question
Which structure consists of a network of permeable capillaries covered by ependymal cells, and secretes cerebrospinal fluid in each of the four brain ventricles?
hypothalamus
epithalamus
choroid plexus
reticular system
Answer: C
ANSWER
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23. Brain Structures and Functions/Cranial Nerves: $100 Answer
Which structure consists of a network of permeable capillaries covered by ependymal cells, and secretes cerebrospinal fluid in each of the four brain ventricles?
hypothalamus
epithalamus
choroid plexus
reticular system
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24. Brain Structures and Functions/Cranial Nerves: $200 Question
The primary sensory cortex is found on the surface of the
precentral gyrus.
postcentral gyrus.
temporal lobe.
hippocampus.
Answer: B
ANSWER
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25. Brain Structures and Functions/Cranial Nerves: $200 Answer
The primary sensory cortex is found on the surface of the
precentral gyrus.
postcentral gyrus.
temporal lobe.
hippocampus.
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26. Brain Structures and Functions/Cranial Nerves: $300 Question
Which cranial nerve innervates the lateral rectus muscle of the eye?
abducens (N VI)
oculomotor (N III)
optic (N II)
trochlear (N IV)
Answer: A
ANSWER
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27. Brain Structures and Functions/Cranial Nerves: $300 Answer
Which cranial nerve innervates the lateral rectus muscle of the eye?
abducens (N VI)
oculomotor (N III)
optic (N II)
trochlear (N IV)
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28. Brain Structures and Functions/Cranial Nerves: $400 Question
Which cranial nerve is responsible for sensory innervation of the posterior third of the tongue?
vagus (N X)
facial (N VII)
glossopharyngeal (N IX)
hypoglossal (N XII)
Answer: C
ANSWER
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29. Brain Structures and Functions/Cranial Nerves: $400 Answer
Which cranial nerve is responsible for sensory innervation of the posterior third of the tongue?
vagus (N X)
facial (N VII)
glossopharyngeal (N IX)
hypoglossal (N XII)
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30. Brain Structures and Functions/Cranial Nerves: $500 Question
Damage to which area results in problems with estimating time relationships between events?
prefrontal cortex
hippocampus
amygdala
hypothalamus
Answer: A
ANSWER
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31. Brain Structures and Functions/Cranial Nerves: $500 Answer
Damage to which area results in problems with estimating time relationships between events?
prefrontal cortex
hippocampus
amygdala
hypothalamus
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32. Reflex Arc/Sensory and Motor Pathways: $100 Question
A plantar reflex is also known as a
positive Babinski reflex.
reciprocal inhibition.
negative Babinski reflex.
Babinski sign.
Answer: C
ANSWER
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33. Reflex Arc/Sensory and Motor Pathways: $100 Answer
A plantar reflex is also known as a
positive Babinski reflex.
reciprocal inhibition.
negative Babinski reflex.
Babinski sign.
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34. Reflex Arc/Sensory and Motor Pathways: $200 Question
Which of the following is a motor pathway?
posterior column pathway
lateral pathway
spinothalamic pathway
spinocerebellar pathway
Answer: B
ANSWER
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35. Reflex Arc/Sensory and Motor Pathways: $200 Answer
Which of the following is a motor pathway?
posterior column pathway
lateral pathway
spinothalamic pathway
spinocerebellar pathway
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36. Reflex Arc/Sensory and Motor Pathways: $300 Question
The arc of a withdrawal reflex contains a minimum of ________ and ________ .
one neuron; one synapse
two neurons; one synapse
three neurons; two synapses
four neurons; three synapses
Answer: C
ANSWER
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37. Reflex Arc/Sensory and Motor Pathways: $300 Answer
The arc of a withdrawal reflex contains a minimum of ________ and ________ .
one neuron; one synapse
two neurons; one synapse
three neurons; two synapses
four neurons; three synapses
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38. Reflex Arc/Sensory and Motor Pathways: $400 Question
Axons of which neurons travel from the thalamus to the primary sensory cortex?
first-order neurons
second-order neurons
lower neurons
third-order neurons
Answer: D
ANSWER
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39. Reflex Arc/Sensory and Motor Pathways: $400 Answer
Axons of which neurons travel from the thalamus to the primary sensory cortex?
first-order neurons
second-order neurons
lower neurons
third-order neurons
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40. Reflex Arc/Sensory and Motor Pathways: $500 Question
The activities of pyramidal cells in the primary motor cortex are stimulated or inhibited by output from the
basal nuclei and cerebellum.
reticular system.
thalamus.
cerebellum and hippocampus.
Answer: A
ANSWER
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41. Reflex Arc/Sensory and Motor Pathways: $500 Answer
The activities of pyramidal cells in the primary motor cortex are stimulated or inhibited by output from the
basal nuclei and cerebellum.
reticular system.
thalamus.
cerebellum and hippocampus.
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42. Autonomic Nervous System/Aging/Interactions: $100 Question
The sympathetic division of the autonomic nervous system is characterized by ________ preganglionic fibers and ________ postganglion fibers.
long; short
short; long
long; intramural
intramural; short
Answer: B
ANSWER
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43. Autonomic Nervous System/Aging/Interactions: $100 Answer
The sympathetic division of the autonomic nervous system is characterized by ________ preganglionic fibers and ________ postganglion fibers.
long; short
short; long
long; intramural
intramural; short
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44. Autonomic Nervous System/Aging/Interactions: $200 Question
Which of the following indicates increased activity of the parasympathetic nervous system?
pupil constriction
decreased heart rate
bronchoconstriction
All of the answers are correct.
Answer: D
ANSWER
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45. Autonomic Nervous System/Aging/Interactions: $200 Answer
Which of the following indicates increased activity of the parasympathetic nervous system?
pupil constriction
decreased heart rate
bronchoconstriction
All of the answers are correct.
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46. Autonomic Nervous System/Aging/Interactions: $300 Question
Norepinephrine and epinephrine are released by which of the following?
hypothalamus
adrenal medulla
pituitary gland
adrenal cortex
Answer: B
ANSWER
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47. Autonomic Nervous System/Aging/Interactions: $300 Answer
Norepinephrine and epinephrine are released by which of the following?
hypothalamus
adrenal medulla
pituitary gland
adrenal cortex
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48. Autonomic Nervous System/Aging/Interactions: $400 Question
Which of the following is true regarding the effects of parasympathetic stimulation?
They are more localized and less specific than sympathetic effects.
They are less localized and less specific than sympathetic effects.
They are less localized and more specific than sympathetic effects.
They are more localized and more specific than sympathetic effects.
Answer: D
ANSWER
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49. Autonomic Nervous System/Aging/Interactions: $400 Answer
Which of the following is true regarding the effects of parasympathetic stimulation?
They are more localized and less specific than sympathetic effects.
They are less localized and less specific than sympathetic effects.
They are less localized and more specific than sympathetic effects.
They are more localized and more specific than sympathetic effects.
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50. Autonomic Nervous System/Aging/Interactions: $500 Question
A middle-aged patient reports it has recently become extremely difficult for him to initiate voluntary muscle movements. This symptom is characteristic of
Alzheimer's disease.
amyotrophic lateral sclerosis.
multiple sclerosis.
Parkinson's disease.
Answer: D
ANSWER
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51. Autonomic Nervous System/Aging/Interactions: $500 Answer
A middle-aged patient reports it has recently become extremely difficult for him to initiate voluntary muscle movements. This symptom is characteristic of
Alzheimer's disease.
amyotrophic lateral sclerosis.
multiple sclerosis.
Parkinson's disease.
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52. FINAL ROUND Question
Which structure acts as a filter, transmitting to the primary sensory cortex only a small portion of the arriving sensory information?
hypothalamus
thalamus
hippocampus
cerebellum
Answer: B
ANSWER
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53. FINAL ROUND Answer
Which structure acts as a filter, transmitting to the primary sensory cortex only a small portion of the arriving sensory information?
hypothalamus
thalamus
hippocampus
cerebellum
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