Question 1

Which component of a neuron contains organelles and produces the protein and energy needed to carry out its functions?

Accepted Answer

A)   Cell body
B)   Axon
C)   Dendrites
D)   Schwann cells
E)   Nerve fibersF) B) and D)
G) A) and C)

Question 2

Vanessa has just been diagnosed with Guillain-Barré syndrome. She is very worried because she has heard terrible things about this syndrome. "I don't want to die!" she says. Which of the following would be the best response to give her?

Accepted Answer

A)   "Physical therapy can help keep your muscles strong after paralysis sets in."
B)   "With proper medical treatment, this disease is not fatal; you may recover completely."
C)   "We can use respirators and heart machines to keep you alive."
D)   "You will not die, but you will probably be permanently paralyzed."
E)   "There is no cure for Guillain-Barré syndrome."F) A) and E)
G) A) and B)

Question 3

The diagnostic test that detects electrical activity in the brain is a(n)  ____.

Accepted Answer

A)   MRI
B)   PET scan
C)   cerebral angiography
D)   electroencephalography
E)   computerized tomographyF) A) and B)
G) A) and C)

Question 4

Which cranial nerves innervate the muscles of the tongue?

Accepted Answer

A)   Hypoglossal nerves
B)   Accessory nerves
C)   Vagus nerves
D)   Glossopharyngeal nerves
E)   Trigeminal nervesF) A) and D)
G) A) and E)

Question 5

The ________ division of the autonomic nervous system prepares organs for stressful or emergency situations.

Accepted Answer

The answer of The ________ division of the autonomic nervous...

Question 6

Which of these controls blood pressure, as well as coughing and sneezing reflexes?

Accepted Answer

A)   Midbrain
B)   Pons
C)   Thalamus
D)   Medulla oblongata
E)   HypothalamusF) A) and B)
G) A) and C)

Question 7

Which of the following tests can be used to detect bleeding in the brain or spinal cord?

Accepted Answer

A)   MRI
B)   PET scan
C)   Cerebral angiography
D)   Electroencephalography
E)   Computerized tomographyF) D) and E)
G) A) and D)

Question 8

A chronic disease caused by demyelination of nerve tissue is ____.

Accepted Answer

A)   Alzheimer's disease
B)   amyotrophic lateral sclerosis
C)   multiple sclerosis
D)   epilepsy
E)   sciaticaF) A) and D)
G) A) and B)

Question 9

Which of the following can either stimulate neurons to send a nerve impulse or inhibit them from sending an impulse?

Accepted Answer

A)   Synaptic knob
B)   Axon diameter
C)   Neurotransmitter
D)   Interneuron
E)   Cell bodyF) A) and E)
G) B) and C)

Question 10

Between the arachnoid mater and pia mater is an area called the ________ space, which contains cerebrospinal fluid (CSF) to cushion the CNS.

Accepted Answer

The answer of Between the arachnoid mater and pia mater...

Question 11

What are the "bumps" of brain matter between the sulci are called

Accepted Answer

A)   Gray matter
B)   White matter
C)   Lobes
D)   Gyri
E)   Longitudinal fissuresF) A) and D)
G) A) and E)

Question 12

Which of the following are only found in the central nervous system and act as interpreters between the afferent and efferent nerves?

Accepted Answer

A)   Sensory neurons
B)   Microglia
C)   Motor neurons
D)   Astrocytes
E)   InterneuronsF) All of the above
G) B) and D)

Question 13

Which of the following diagnostic tests is useful in detecting aneurysms in the brain?

Accepted Answer

A)   MRI
B)   PET scan
C)   Cerebral angiography
D)   Electroencephalography
E)   Lumbar punctureF) B) and C)
G) C) and E)

Question 14

The thickening of the spinal cord in the neck region is called the ________ enlargement and contains the motor neurons that control the muscles of the arms.

Accepted Answer

The answer of The thickening of the spinal cord in...

Question 15

Letter D shows the ________, which maintains homeostasis by regulating hunger, thirst, and body temperature.

Accepted Answer

The answer of Letter D shows the ________, which maintains...

Question 16

Star-shaped cells within the nervous system that anchor blood vessels to the nerve cells are called ________.

Accepted Answer

The answer of Star-shaped cells within the nervous system that...

Question 17

The return of an axon to its original polar (resting) state is called ________.

Accepted Answer

The answer of The return of an axon to its...

Question 18

Which lobe of the brain interprets sensations felt in or on the body?

Accepted Answer

A)   Frontal
B)   Parietal
C)   Temporal
D)   Occipital
E)   MidbrainF) A) and B)
G) A) and C)

Question 19

Which of the following has an effect on the speed of impulse conduction?

Accepted Answer

A)   Synaptic knob
B)   Neurotransmitter
C)   Axon diameter
D)   Interneuron
E)   Dendrite lengthF) B) and C)
G) All of the above

Question 20

Which lobe of the brain controls motor activity?

Accepted Answer

A)   Frontal
B)   Parietal
C)   Temporal
D)   Occipital
E)   MidbrainF) B) and C)
G) B) and D)

Exam 29: The Nervous System

What are the "bumps" of brain matter between the sulci are called

Correct AnswerverifiedShow Answer

Letter D shows the ________, which maintains homeostasis by regulating hunger, thirst, and body temperature.

Correct AnswerverifiedShow Answer

Which cranial nerves innervate the muscles of the tongue?

Correct AnswerverifiedShow Answer

Which of the following diagnostic tests is useful in detecting aneurysms in the brain?

Correct AnswerverifiedShow Answer

Which lobe of the brain interprets sensations felt in or on the body?

Correct AnswerverifiedShow Answer

The diagnostic test that detects electrical activity in the brain is a(n) ____.

Correct AnswerverifiedShow Answer

The thickening of the spinal cord in the neck region is called the ________ enlargement and contains the motor neurons that control the muscles of the arms.

Correct AnswerverifiedShow Answer

Vanessa has just been diagnosed with Guillain-Barré syndrome. She is very worried because she has heard terrible things about this syndrome. "I don't want to die!" she says. Which of the following would be the best response to give her?

Correct AnswerverifiedShow Answer

Which of the following are only found in the central nervous system and act as interpreters between the afferent and efferent nerves?

Correct AnswerverifiedShow Answer

Which of the following has an effect on the speed of impulse conduction?

Correct AnswerverifiedShow Answer

Star-shaped cells within the nervous system that anchor blood vessels to the nerve cells are called ________.

Correct AnswerverifiedShow Answer

Which of these controls blood pressure, as well as coughing and sneezing reflexes?

Correct AnswerverifiedShow Answer

A chronic disease caused by demyelination of nerve tissue is ____.

Correct AnswerverifiedShow Answer

Which lobe of the brain controls motor activity?

Correct AnswerverifiedShow Answer

The ________ division of the autonomic nervous system prepares organs for stressful or emergency situations.

Correct AnswerverifiedShow Answer

Which component of a neuron contains organelles and produces the protein and energy needed to carry out its functions?

Correct AnswerverifiedShow Answer

Between the arachnoid mater and pia mater is an area called the ________ space, which contains cerebrospinal fluid (CSF) to cushion the CNS.

Correct AnswerverifiedShow Answer

Which of the following tests can be used to detect bleeding in the brain or spinal cord?

Correct AnswerverifiedShow Answer

Which of the following can either stimulate neurons to send a nerve impulse or inhibit them from sending an impulse?

Correct AnswerverifiedShow Answer

The return of an axon to its original polar (resting) state is called ________.

Correct AnswerverifiedShow Answer

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