Question 1

Which of the following describes the parasympathetic division of the autonomic nervous system?

Accepted Answer

A)   It secretes norepinephrine.
B)   It increases the heart rate.
C)   It prepares the body for "fight or flight."
D)   It releases acetylcholine.
E)   It inhibits the stomach muscles.F) B) and D)
G) All of the above

Question 2

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) C) and D)
G) B) and E)

Question 3

The ________ tracts of the spinal cord carry motor information down from the brain to muscles and glands.

Accepted Answer

The answer of The ________ tracts of the spinal cord...

Question 4

The ________, shown at letter C, serves as a relay station for sensory information.

Accepted Answer

The answer of The ________, shown at letter C, serves...

Question 5

Patients with nervous system disorders may have a wide variety of signs and symptoms, but the most common are headache, muscle weakness, and ________, or loss of feeling.

Accepted Answer

The answer of Patients with nervous system disorders may have...

Question 6

Which of the following structures of the spinal cord carries sensory information to the brain?

Accepted Answer

A)   Ascending track
B)   Descending track
C)   Central canal
D)   Reflex
E)   NeurogliaF) A) and E)
G) B) and D)

Question 7

Which of the following are the grooves on the surface of the cerebrum?

Accepted Answer

A)   Cerebellum
B)   Corpus callosum
C)   Sulci
D)   Gyri
E)   ConvolutionsF) A) and B)
G) A) and C)

Question 8

The ________ root of spinal nerves contains axons of motor neurons only.

Accepted Answer

The answer of The ________ root of spinal nerves contains...

Question 9

In what order does an impulse flow through a typical reflex?

Accepted Answer

A)   Interneurons, sensory neurons, motor neurons, receptors, effectors
B)   Receptors, motor neurons, interneurons, sensory neurons, effectors
C)   Receptors, sensory neurons, interneurons, motor neurons, effectors
D)   Effectors, motor neurons, interneurons, sensory neurons, receptors
E)   Interneurons, motor neurons, effectors, sensory neurons, receptorsF) All of the above
G) A) and D)

Question 10

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 11

The ________ maintains homeostasis by regulating many vital activities, such as heart rate, blood pressure, and breathing rate.

Accepted Answer

The answer of The ________ maintains homeostasis by regulating many...

Question 12

The ________ of the cerebrum, shown at letter I, contains visual areas that interpret what a person sees.

Accepted Answer

The answer of The ________ of the cerebrum, shown at...

Question 13

Efferent nerves transmit nerve impulses to muscles and ________ in the body.

Accepted Answer

The answer of Efferent nerves transmit nerve impulses to muscles...

Question 14

The ________ is located between the cerebral hemispheres superior to the brainstem and includes the thalamus and hypothalamus.

Accepted Answer

The answer of The ________ is located between the cerebral...

Question 15

The "bumps" of brain matter between the sulci are ________, or convolutions.

Accepted Answer

The answer of The "bumps" of brain matter between the...

Question 16

The function of a(n) ________ is to receive information for the neuron. It is usually short and branches profusely near the cell body.

Accepted Answer

The answer of The function of a(n) ________ is to...

Question 17

Which of the following cranial nerves innervates muscles for chewing?

Accepted Answer

A)   Olfactory nerves
B)   Trochlear nerves
C)   Trigeminal nerves
D)   Facial nerves
E)   Abducens nervesF) None of the above
G) A) and B)

Question 18

The ____ nerves innervate muscles that move the eyeball.

Accepted Answer

A)   olfactory
B)   trochlear
C)   trigeminal
D)   facial
E)   opticF) C) and E)
G) C) and D)

Question 19

____ occurs when the body's immune system attacks the peripheral nervous system.

Accepted Answer

A)   Amyotrophic lateral sclerosis
B)   Multiple sclerosis
C)   Epilepsy
D)   Bell's palsy
E)   Guillain-Barré syndromeF) None of the above
G) C) and E)

Question 20

The cell membrane of the ________ cell contains large amounts of myelin, which insulates the axons and allows them to send nerve impulses quickly.

Accepted Answer

The answer of The cell membrane of the ________ cell...

Exam 30: The Nervous System

The ________ root of spinal nerves contains axons of motor neurons only.

Correct AnswerverifiedShow Answer

Patients with nervous system disorders may have a wide variety of signs and symptoms, but the most common are headache, muscle weakness, and ________, or loss of feeling.

Correct AnswerverifiedShow Answer

Which of the following structures of the spinal cord carries sensory information to the brain?

Correct AnswerverifiedShow Answer

The cell membrane of the ________ cell contains large amounts of myelin, which insulates the axons and allows them to send nerve impulses quickly.

Correct AnswerverifiedShow Answer

The "bumps" of brain matter between the sulci are ________, or convolutions.

Correct AnswerverifiedShow Answer

In what order does an impulse flow through a typical reflex?

Correct AnswerverifiedShow Answer

Which of the following describes the parasympathetic division of the autonomic nervous system?

Correct AnswerverifiedShow Answer

The function of a(n) ________ is to receive information for the neuron. It is usually short and branches profusely near the cell body.

Correct AnswerverifiedShow Answer

The ________ tracts of the spinal cord carry motor information down from the brain to muscles and glands.

Correct AnswerverifiedShow Answer

Which of the following are the grooves on the surface of the cerebrum?

Correct AnswerverifiedShow Answer

The ________ of the cerebrum, shown at letter I, contains visual areas that interpret what a person sees.

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

Efferent nerves transmit nerve impulses to muscles and ________ in the body.

Correct AnswerverifiedShow Answer

Which of the following cranial nerves innervates muscles for chewing?

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 ________ maintains homeostasis by regulating many vital activities, such as heart rate, blood pressure, and breathing rate.

Correct AnswerverifiedShow Answer

The ____ nerves innervate muscles that move the eyeball.

Correct AnswerverifiedShow Answer

____ occurs when the body's immune system attacks the peripheral nervous system.

Correct AnswerverifiedShow Answer

The ________, shown at letter C, serves as a relay station for sensory information.

Correct AnswerverifiedShow Answer

The ________ is located between the cerebral hemispheres superior to the brainstem and includes the thalamus and hypothalamus.

Correct AnswerverifiedShow Answer

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