Question 1

-The figure illustrates the parasympathetic division. What does "B" represent?

Accepted Answer

A)   Preganglionic neurons
B)   Pelvic splanchnic nerves
C)   Cranial nerves
D)   Postganglionic neurons
E)   Terminal gangliaF) A) and D)
G) B) and E)

Question 2

Acetylcholine will cause the pupil of the eye to constrict. A drug acts on receptors for acetylcholine to cause the pupils of the eye to dilate. Nicotine does not bind to receptors in smooth muscle cells of the iris. Therefore, the drug which causes the pupils to dilate is a ________.

Accepted Answer

A)   nicotinic blocking agent
B)   muscarinic blocking agent
C)   a nicotinic agent
D)   a muscarinic agent
E)   an adrenergic agentF) None of the above
G) C) and D)

Question 3

Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system.
-Release of epinephrine and norepinephrine

Accepted Answer

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

Question 4

Due to dual innervation of the heart,

Accepted Answer

A)   heart rate can increase under sympathetic regulation or decrease under parasympathetic regulation, meeting the demands of the body.
B)   heart rate can increase due to sympathetic regulation and voluntarily through cerebral activity.
C)   heart rate can decrease due to parasympathetic regulation and voluntarily through cerebral activity.
D)   the autonomic nervous system and somatic motor system control heart function.E) A) and D)
F) All of the above

Question 5

Cholinergic neurons secrete ________.

Accepted Answer

The answer of Cholinergic neurons secrete ________....

Question 6

Match the characteristic with the correct division of the nervous system.
-Target tissues may be stimulated or inhibited

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) A) and B)
F) B) and D)

Question 7

Compared to a somatic reflex, an autonomic reflex utilizes

Accepted Answer

A)   one motor neuron plus cardiac and smooth muscle and glands as effectors.
B)   one motor neuron plus skeletal muscles as effectors.
C)   two motor neurons plus cardiac and smooth muscle and glands as effectors.
D)   two motor neurons plus skeletal muscles as effectors.
E)   three motor neurons plus skeletal muscles as effectors.F) A) and E)
G) C) and D)

Question 8

Which part of the CNS integrates thoughts and emotions to produce ANS responses?

Accepted Answer

A)   Cerebrum
B)   Cerebellum
C)   Midbrain
D)   HypothalamusE) All of the above
F) A) and C)

Question 9

Which of the following is a sympathetic effect?

Accepted Answer

A)   Constriction of the pupils of the eyes
B)   Constriction of the bronchioles in the lungs
C)   Contraction of the urinary bladder
D)   Increased heart rate
E)   Increased gastric secretionsF) A) and E)
G) A) and D)

Question 10

-The figure illustrates the autonomic reflexes and the heart. What does "D" 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 E)
G) A) and D)

Question 11

-The figure illustrates the parasympathetic division. What does "E" represent?

Accepted Answer

A)   Preganglionic neurons
B)   Pelvic nerves
C)   Cranial nerves
D)   Postganglionic neurons
E)   Terminal gangliaF) B) and E)
G) A) and D)

Question 12

-This figure compares the organization of the somatic motor system and the autonomic nervous system. Identify structure "A" 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) B) and D)
G) B) and C)

Question 13

-This figure compares the organization of the somatic motor system and the autonomic nervous system. Identify structure "E" 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) B) and E)
G) A) and D)

Question 14

Damage to the pulmonary plexus that result in breathing rates that are normal or increased, but never decreased below normal indicates

Accepted Answer

A)   the damage is most likely of the parasympathetic fibers.
B)   the damage is most likely to the sympathetic fibers.
C)   the damage is most likely to the sensory fibers.D) A) and B)
E) A) and C)

Question 15

Which of the following is NOT a means of parasympathetic innervation of effectors?

Accepted Answer

A)   Spinal nerves
B)   Abdominal nerve plexuses
C)   Pelvic splanchnic nerves and pelvic nerve plexuses
D)   Cranial nerves to the head and neck
E)   Vagus nerve and thoracic nerve plexusesF) B) and D)
G) C) and D)

Question 16

Autonomic reflexes might be integrated in the

Accepted Answer

A)   medulla oblongata.
B)   spinal cord.
C)   hypothalamus.
D)   All of the choices are correct.E) A) and B)
F) A) and C)

Question 17

Match the characteristic with the correct division of the nervous system.
-Controls conscious movement

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 B)

Question 18

Beta-blockers (beta-adrenergic blocking agents)  are frequently used to

Accepted Answer

A)   cause vasoconstriction.
B)   block muscarinic receptors.
C)   dilate the pupils of the eye.
D)   prevent increases in heart rate.
E)   prevent decreases in heart rate.F) A) and D)
G) C) and D)

Question 19

Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system.
-Functions at rest

Accepted Answer

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

Question 20

Consider the following condition: pupils dilated, digestive motility decreased, salivary gland activity decreased. Which of the following scenarios matches this condition of the person involved?

Accepted Answer

A)   A motorist just avoided running over a small child playing in the road
B)   A mother is walking along the lake with her two children, who are behaving wonderfully today
C)   A student is relaxing in the cafeteria after a fairly easy day
D)   Both "A mother is walking along the lake with her two children, who are behaving wonderfully today" and "A student is relaxing in the cafeteria after a fairly easy day" are correct.E) B) and C)
F) A) and D)

Exam 16: Autonomic Nervous System

Due to dual innervation of the heart,

Correct AnswerverifiedShow Answer

Acetylcholine will cause the pupil of the eye to constrict. A drug acts on receptors for acetylcholine to cause the pupils of the eye to dilate. Nicotine does not bind to receptors in smooth muscle cells of the iris. Therefore, the drug which causes the pupils to dilate is a ________.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Autonomic reflexes might be integrated in the

Correct AnswerverifiedShow Answer

Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system. -Release of epinephrine and norepinephrine

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Which of the following is NOT a means of parasympathetic innervation of effectors?

Correct AnswerverifiedShow Answer

Compared to a somatic reflex, an autonomic reflex utilizes

Correct AnswerverifiedShow Answer

Beta-blockers (beta-adrenergic blocking agents) are frequently used to

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system. -Functions at rest

Correct AnswerverifiedShow Answer

-The figure illustrates the parasympathetic division. What does "B" represent?

Correct AnswerverifiedShow Answer

Consider the following condition: pupils dilated, digestive motility decreased, salivary gland activity decreased. Which of the following scenarios matches this condition of the person involved?

Correct AnswerverifiedShow Answer

Match the characteristic with the correct division of the nervous system. -Target tissues may be stimulated or inhibited

Correct AnswerverifiedShow Answer

Which of the following is a sympathetic effect?

Correct AnswerverifiedShow Answer

Cholinergic neurons secrete ________.

Correct AnswerverifiedShow Answer

Match the characteristic with the correct division of the nervous system. -Controls conscious movement

Correct AnswerverifiedShow Answer

-The figure illustrates the parasympathetic division. What does "E" represent?

Correct AnswerverifiedShow Answer

Damage to the pulmonary plexus that result in breathing rates that are normal or increased, but never decreased below normal indicates

Correct AnswerverifiedShow Answer

Which part of the CNS integrates thoughts and emotions to produce ANS responses?

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified