Question 1

A visceral motor neuron whose cell body is within the CNS is called a(n) ________ neuron.

Accepted Answer

A)  upper motor
B)  lower motor
C)  preganglionic
D)  postganglionic
E)  somatomotorF) A) and C)
G) D) and E)

Question 2

Sympathetic and parasympathetic fibers that innervate the heart pass through the

Accepted Answer

A)  celiac plexus.
B)  hypogastric plexus.
C)  cardiac plexus.
D)  sphenopalatine ganglia.
E)  otic ganglia.F) C) and E)
G) C) and D)

Question 3

The statement "It initiates contraction of urinary bladder smooth muscle" is

Accepted Answer

A)  true only for the parasympathetic nervous system.
B)  true only for the sympathetic nervous system.
C)  true for both the parasympathetic and sympathetic nervous systems.
D)  not true for either the parasympathetic or sympathetic nervous systems.
E)  true only for the somatic nervous system.F) B) and C)
G) C) and D)

Question 4

Parasympathetic stimulation

Accepted Answer

A)  increases heart rate.
B)  increases gastric motility.
C)  causes sweat glands to secrete.
D)  causes blood vessels in the skin to dilate.
E)  causes the pupils to dilate.F) B) and E)
G) A) and D)

Question 5

The sympathetic division of the ANS is also known as which of the following?

Accepted Answer

A)  somatic division
B)  craniosacral division
C)  resting division
D)  thoracolumbar division
E)  lumbosacral divisionF) B) and D)
G) B) and C)

Question 6

Preganglionic neurons of the sympathetic nervous system are located in the

Accepted Answer

A)  lateral gray horns of the cervical cord.
B)  anterior gray horns of the cervical and thoracic spinal cord.
C)  lateral gray horns of segments T₁ to L₂ of the spinal cord.
D)  anterior gray horns of segments T₁ to L₂ of the spinal cord.
E)  lateral gray horns of T₁ to S₂ of the spinal cord.F) A) and D)
G) B) and C)

Question 7

Figure 16-1 ANS Pathway
Use Figure 16-1 to answer the following questions:
-Identify the structure labeled "5."

Accepted Answer

A)  gray ramus
B)  dorsal ramus
C)  spinal nerve
D)  white ramus
E)  ventral rootF) A) and E)
G) C) and D)

Question 8

Almost 75 percent of all parasympathetic outflow travels along the ________ nerve(s) .

Accepted Answer

A)  splanchnic
B)  facial
C)  vagus
D)  glossopharyngeal
E)  trigeminalF) A) and B)
G) A) and D)

Question 9

Craniosacral division is another name for the

Accepted Answer

A)  sympathetic division of the ANS.
B)  parasympathetic division of the ANS.
C)  somatic nervous system.
D)  afferent nervous system.
E)  central nervous system.F) A) and D)
G) B) and E)

Question 10

The parasympathetic division is also called the ________ division.

Accepted Answer

A)  thoracolumbar
B)  craniosacral
C)  thoracocranial
D)  craniolumbar
E)  craniococcygealF) A) and E)
G) B) and C)

Question 11

Which statement is true regarding the somatic nervous system as compared to the autonomic nervous system?

Accepted Answer

A)  Both divisions carry outgoing motor information.
B)  Both divisions carry information to visceral organs.
C)  The somatic NS requires more neurons than the autonomic pathways.
D)  There are no reflexes within the somatic NX,while there are many within the autonomic NS.
E)  All of the answers are correct.F) A) and B)
G) B) and C)

Question 12

Mary accidentally ate poison mushrooms that contain muscarine.What symptoms would you expect to observe?

Accepted Answer

A)  diarrhea
B)  salivation
C)  very low heart rate
D)  sweating
E)  All of the answers are correct.F) C) and E)
G) D) and E)

Question 13

The brain waves produced by normal adults while resting with their eyes closed are ________ waves.

Accepted Answer

A)  alpha
B)  beta
C)  theta
D)  delta
E)  gammaF) None of the above
G) A) and D)

Question 14

Mechanisms involved in memory formation and storage involve all of the following except

Accepted Answer

A)  increased release of neurotransmitters.
B)  anterograde amnesia.
C)  the formation of additional synaptic connections.
D)  the formation of memory engrams.
E)  facilitation at synapses.F) A) and C)
G) C) and E)

Question 15

Tom suffers from hypertension (high blood pressure) .Which of the following might help deal with his problem?

Accepted Answer

A)  a drug that blocks alpha-1 receptors in smooth muscle
B)  a drug that blocks alpha-2 receptors in adipose tissue
C)  a drug that increases cAMP levels in cardiac muscle tissue
D)  a drug that blocks beta receptors in cardiac muscle tissue
E)  a drug that blocks alpha-1 receptors in smooth muscle and blocks beta receptors in cardiac muscle tissueF) A) and B)
G) C) and D)

Question 16

Dual innervation refers to an organ receiving

Accepted Answer

A)  two nerves from the spinal cord.
B)  both autonomic and somatomotor nerves.
C)  both sympathetic and parasympathetic innervation.
D)  nerves from both the brain and the spinal cord.
E)  both sensory and motor nerves.F) B) and E)
G) A) and E)

Question 17

The ganglia located lateral to the vertebral column are part of the sympathetic

Accepted Answer

A)  chain.
B)  tract.
C)  decussation.
D)  tubes.
E)  canal.F) A) and B)
G) C) and D)

Question 18

The parasympathetic nervous system is especially active during which physiological state?

Accepted Answer

A)  exertion
B)  trauma
C)  digestion
D)  stress
E)  exerciseF) A) and E)
G) None of the above

Question 19

Why is the suprarenal medulla considered to be a modified sympathetic ganglion?

Accepted Answer

Preganglionic sympathetic fibers enterin...

Question 20

A decrease in the autonomic tone of the smooth muscle in a blood vessel would result in

Accepted Answer

A)  no change in vessel diameter.
B)  a decrease in vessel diameter.
C)  oscillation in vessel diameter.
D)  a decrease in blood flow through the vessel.
E)  an increase in blood flow through the vessel.F) C) and D)
G) A) and C)

Exam 16: The Autonomic Nervous System and Higher-Order Functions

The brain waves produced by normal adults while resting with their eyes closed are ________ waves.

Correct AnswerverifiedShow Answer

Tom suffers from hypertension (high blood pressure) .Which of the following might help deal with his problem?

Correct AnswerverifiedShow Answer

The sympathetic division of the ANS is also known as which of the following?

Correct AnswerverifiedShow Answer

A visceral motor neuron whose cell body is within the CNS is called a(n) ________ neuron.

Correct AnswerverifiedShow Answer

Almost 75 percent of all parasympathetic outflow travels along the ________ nerve(s) .

Correct AnswerverifiedShow Answer

Which statement is true regarding the somatic nervous system as compared to the autonomic nervous system?

Correct AnswerverifiedShow Answer

The statement "It initiates contraction of urinary bladder smooth muscle" is

Correct AnswerverifiedShow Answer

Sympathetic and parasympathetic fibers that innervate the heart pass through the

Correct AnswerverifiedShow Answer

Parasympathetic stimulation

Correct AnswerverifiedShow Answer

Figure 16-1 ANS Pathway Use Figure 16-1 to answer the following questions: -Identify the structure labeled "5."

Correct AnswerverifiedShow Answer

The parasympathetic division is also called the ________ division.

Correct AnswerverifiedShow Answer

Dual innervation refers to an organ receiving

Correct AnswerverifiedShow Answer

A decrease in the autonomic tone of the smooth muscle in a blood vessel would result in

Correct AnswerverifiedShow Answer

Preganglionic neurons of the sympathetic nervous system are located in the

Correct AnswerverifiedShow Answer

Why is the suprarenal medulla considered to be a modified sympathetic ganglion?

Correct AnswerverifiedPreganglionic sympathetic fibers enterin...View AnswerShow Answer

The ganglia located lateral to the vertebral column are part of the sympathetic

Correct AnswerverifiedShow Answer

The parasympathetic nervous system is especially active during which physiological state?

Correct AnswerverifiedShow Answer

Craniosacral division is another name for the

Correct AnswerverifiedShow Answer

Mary accidentally ate poison mushrooms that contain muscarine.What symptoms would you expect to observe?

Correct AnswerverifiedShow Answer

Mechanisms involved in memory formation and storage involve all of the following except

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
Preganglionic sympathetic fibers enterin...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified