Question 1

Which effector has no innervation by parasympathetic nerves?

Accepted Answer

A)   Eye
B)   Pancreas
C)   Heart
D)   Blood vesselsE) A) and B)
F) A) and C)

Question 2

Which of the following represents an accurate analogy of dual innervation?

Accepted Answer

A)   An HVAC system that warms a cool room or cools a hot room
B)   A remote control that can increase and decrease the volume of a television
C)   The water tank refilling when a toilet has been flushed
D)   Both "An HVAC system that warms a cool room or cools a hot room" and "A remote control that can increase and decrease the volume of a television" are correct.E) All of the above
F) None of the above

Question 3

Consider the two statements and use the following key to choose your answer.
-(1)  The number of sympathetic impulses produced when a person is angry
(2)  The number of sympathetic impulses produced when a person is relaxed

Accepted Answer

A)  First item is greater than the second item.
B)  First item is less than the second item.
C)  Both items are equal or nearly equal.D) A) and B)
E) A) and C)

Question 4

Match the characteristic with the correct division of the nervous system.
-Receptor molecules may be muscarinic or adrenergic

Accepted Answer

A)   Somatic motor nervous system
B)   Autonomic nervous system
C)   Both somatic and autonomic nervous systems
D)   Neither somatic nor autonomic nervous systemE) None of the above
F) A) and D)

Question 5

Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system.
-Provides innervation to blood vessels in skeletal muscles

Accepted Answer

A)   Sympathetic
B)   ParasympatheticC) A) and B)
D) undefined

Question 6

Which of the following drugs would be the best choice to use in chronic asthma to dilate the bronchioles?

Accepted Answer

A)   A nicotinic agent
B)   A muscarinic agent
C)   Alpha-adrenergic blocking agents
D)   Beta-adrenergic stimulating agents
E)   Ganglionic blocking agentsF) A) and E)
G) A) and C)

Question 7

-The figure illustrates the autonomic reflexes and the heart. What does "C" represent?

Accepted Answer

A)   Sympathetic nerve
B)   Increase in blood pressure detected by carotid baroreceptors
C)   Glossopharyngeal nerve
D)   Decrease in blood pressure detected by carotid baroreceptors
E)   Vagus nerveF) A) and E)
G) A) and D)

Question 8

-This figure compares the organization of the somatic motor system and the autonomic nervous system. Identify structure "B" on the above diagram.

Accepted Answer

A)   Autonomic ganglion
B)   Somatic motor neuron
C)   Effector organ (smooth muscle of GI tract) 
D)   Postganglionic neuron
E)   Preganglionic neuronF) A) and D)
G) C) and D)

Question 9

Which of the following cranial nerves does NOT carry parasympathetic fibers?

Accepted Answer

A)   Glossopharyngeal
B)   Vagus
C)   Facial
D)   Hypoglossal
E)   OculomotorF) B) and E)
G) C) and E)

Question 10

The component of the autonomic reflex arc that detects a change in stimulus is the ________.

Accepted Answer

A)   receptor
B)   sensory neuron
C)   Integration center
D)   motor neuron
E)   ganglionF) C) and D)
G) All of the above

Question 11

Parasympathetic preganglionic axons from the sacral region of the spinal cord course through ________ nerves that innervate the ________.

Accepted Answer

A)   splanchnic; urinary bladder and adrenal glands
B)   pelvic; lower colon and reproductive glands
C)   sacral; lower colon and urinary bladder
D)   lumbar; stomach and intestines
E)   coccygeal; anus and vaginaF) A) and D)
G) All of the above

Question 12

The parasympathetic division of the ANS is also called the ________ division.

Accepted Answer

The answer of The parasympathetic division of the ANS is...

Question 13

-The figure illustrates the autonomic reflexes and the heart. What does "A" represent?

Accepted Answer

A)   Sympathetic nerve
B)   Increase in blood pressure detected by carotid baroreceptors
C)   Glossopharyngeal nerve
D)   Decrease in blood pressure detected by carotid baroreceptors
E)   Vagus nerveF) B) and D)
G) C) and D)

Question 14

Which of the following represents a local reflex?

Accepted Answer

A)   Motility of the digestive tract in response to stretch of the wall of the digestive tract
B)   Secretion of digestive enzymes under the control of the vagus nerve
C)   Parasympathetic stimulation causes the gallbladder to release bile
D)   All of the choices are correct.E) A) and C)
F) C) and D)

Question 15

Which of the following statements is true?

Accepted Answer

A)   The sympathetic division diverges more than the parasympathetic division.
B)   Increased parasympathetic activity is consistent with increased physical activity.
C)   One division of the ANS is always stimulatory, and the other is always inhibitory.
D)   Structures receiving both dual autonomic innervation are regulated equally by both divisions.
E)   There is dual innervation of all organs.F) B) and D)
G) A) and D)

Question 16

A neuron that secretes norepinephrine would be a/an ________ neuron.

Accepted Answer

The answer of A neuron that secretes norepinephrine would be...

Question 17

The thoracolumbar division is another name for the ________ division of the ANS.

Accepted Answer

The answer of The thoracolumbar division is another name for...

Question 18

Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system.
-Effects are more general

Accepted Answer

A)   Sympathetic
B)   ParasympatheticC) A) and B)
D) undefined

Question 19

Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system.
-Provides more extensive innervation of digestive tract

Accepted Answer

A)   Sympathetic
B)   ParasympatheticC) A) and B)
D) undefined

Question 20

Sympathetic fibers leave the spinal cord in the ________.

Accepted Answer

A)   cranial and sacral regions
B)   lumbar and sacral regions
C)   cranial and thoracic regions
D)   thoracic and lumbar regions
E)   cervical and sacral regionsF) A) and D)
G) A) and C)

Exam 16: Autonomic Nervous System

The parasympathetic division of the ANS is also called the ________ division.

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Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system. -Provides more extensive innervation of digestive tract

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Which of the following drugs would be the best choice to use in chronic asthma to dilate the bronchioles?

Correct AnswerverifiedShow Answer

The thoracolumbar division is another name for the ________ division of the ANS.

Correct AnswerverifiedShow Answer

Parasympathetic preganglionic axons from the sacral region of the spinal cord course through ________ nerves that innervate the ________.

Correct AnswerverifiedShow Answer

Which of the following represents an accurate analogy of dual innervation?

Correct AnswerverifiedShow Answer

Match the characteristic with the correct division of the nervous system. -Receptor molecules may be muscarinic or adrenergic

Correct AnswerverifiedShow Answer

Consider the two statements and use the following key to choose your answer. -(1) The number of sympathetic impulses produced when a person is angry (2) The number of sympathetic impulses produced when a person is relaxed

Correct AnswerverifiedShow Answer

-The figure illustrates the autonomic reflexes and the heart. What does "A" represent?

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Which effector has no innervation by parasympathetic nerves?

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-This figure compares the organization of the somatic motor system and the autonomic nervous system. Identify structure "B" on the above diagram.

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Which of the following cranial nerves does NOT carry parasympathetic fibers?

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-The figure illustrates the autonomic reflexes and the heart. What does "C" represent?

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Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system. -Provides innervation to blood vessels in skeletal muscles

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A neuron that secretes norepinephrine would be a/an ________ neuron.

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Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system. -Effects are more general

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Which of the following statements is true?

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Sympathetic fibers leave the spinal cord in the ________.

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The component of the autonomic reflex arc that detects a change in stimulus is the ________.

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Which of the following represents a local reflex?

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Parasympathetic preganglionic axons from the sacral region of the spinal cord course through nerves that innervate the .

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