Question 1

Which of the following is least descriptive of thoracolumbar outflow?

Accepted Answer

A)  fight or flight 
B)  muscarinic and nicotinic receptors 
C)  sympathetic nervous system 
D)  paravertebral ganglia 
A)  fight or flight 
B)  muscarinic and nicotinic receptors 
C)  sympathetic nervous system 
D)  paravertebral ganglia B

Question 2

Which of the following is most descriptive of dual innervation of the autonomic nervous system?

Accepted Answer

A)  muscarinic and nicotinic 
B)  alpha and beta 
C)  sympathetic and parasympathetic 
D)  beta1 and beta2 
A)  muscarinic and nicotinic 
B)  alpha and beta 
C)  sympathetic and parasympathetic 
D)  beta1 and beta2 C

Question 3

Which of the following is an effect of postganglionic parasympathetic discharge?

Accepted Answer

A)  slowed heart rate 
B)  increased blood pressure 
C)  dilation of the pupil of the eye 
D)  stronger contraction of the heart 
A)  slowed heart rate 
B)  increased blood pressure 
C)  dilation of the pupil of the eye 
D)  stronger contraction of the heart A

Question 4

Vasomotor tone is

Accepted Answer

A)  a vasoconstrictor effect caused by background firing of the sympathetic nerves. 
B)  a vagally induced peripheral vasodilation. 
C)  caused by parasympathomimetic drugs. 
D)  caused by sympatholytic drugs. 
A)  a vasoconstrictor effect caused by background firing of the sympathetic nerves. 
B)  a vagally induced peripheral vasodilation. 
C)  caused by parasympathomimetic drugs. 
D)  caused by sympatholytic drugs.

Question 5

Which neurotransmitter is secreted by a cholinergic fiber?

Accepted Answer

A)  adrenaline 
B)  epinephrine 
C)  acetylcholine 
D)  norepinephrine 
A)  adrenaline 
B)  epinephrine 
C)  acetylcholine 
D)  norepinephrine

Question 6

Which of the following is most related to the "feed and breed" system?

Accepted Answer

A)  pyramidal tracts 
B)  sympathetic nervous system 
C)  craniosacral outflow 
D)  rapid heart rate,palpitations,sweating 
A)  pyramidal tracts 
B)  sympathetic nervous system 
C)  craniosacral outflow 
D)  rapid heart rate,palpitations,sweating

Question 7

Atropine is classified as a muscarinic antagonist or blocker and therefore is

Accepted Answer

A)  parasympathomimetic. 
B)  sympatholytic. 
C)  vagolytic. 
D)  sympathomimetic. 
A)  parasympathomimetic. 
B)  sympatholytic. 
C)  vagolytic. 
D)  sympathomimetic.

Question 8

Vagal discharge activates

Accepted Answer

A)  muscarinic receptors. 
B)  alpha1 adrenergic receptors. 
C)  beta1 adrenergic receptors. 
D)  the paravertebral ganglia. 
A)  muscarinic receptors. 
B)  alpha1 adrenergic receptors. 
C)  beta1 adrenergic receptors. 
D)  the paravertebral ganglia.

Question 9

Sympathetic nerve stimulation causes relaxation of the breathing passages (bronchodilation).Which of the following drug classifications achieves this effect?

Accepted Answer

A)  beta2 adrenergic agonist 
B)  alpha1 adrenergic blocker 
C)  vagomimetic 
D)  parasympathomimetic 
A)  beta2 adrenergic agonist 
B)  alpha1 adrenergic blocker 
C)  vagomimetic 
D)  parasympathomimetic

Question 10

A preoperative patient received an antimuscarinic drug (atropine).What drug-related postoperative consequence is he likely to experience?

Accepted Answer

A)  decreased heart rate 
B)  difficult urination 
C)  elevated blood pressure 
D)  excess salivation 
A)  decreased heart rate 
B)  difficult urination 
C)  elevated blood pressure 
D)  excess salivation

Question 11

Sympathetic nervous system stimulation causes vasoconstriction of the blood vessels,thereby elevating blood pressure.Which of the following drug classifications lowers blood pressure?

Accepted Answer

A)  vagolytic 
B)  sympatholytic 
C)  parasympathomimetic 
D)  vagomimetic 
A)  vagolytic 
B)  sympatholytic 
C)  parasympathomimetic 
D)  vagomimetic

Question 12

Which of the following is characteristic of the parasympathetic nervous system?

Accepted Answer

A)  fight or flight 
B)  thoracolumbar 
C)  paravertebral ganglia 
D)  postganglionic fiber is cholinergic 
A)  fight or flight 
B)  thoracolumbar 
C)  paravertebral ganglia 
D)  postganglionic fiber is cholinergic

Question 13

What is another term for thoracolumbar outflow? 12-PAGE 2
Test Bank

Accepted Answer

A)  vagal discharge 
B)  parasympathetic nervous system 
C)  sympathetic nervous system 
D)  limbic system 
A)  vagal discharge 
B)  parasympathetic nervous system 
C)  sympathetic nervous system 
D)  limbic system

Question 14

Which of the following is most characteristic of the parasympathetic nervous system?

Accepted Answer

A)  adrenergic 
B)  norepinephrine 
C)  fight or flight 
D)  feed and breed 
A)  adrenergic 
B)  norepinephrine 
C)  fight or flight 
D)  feed and breed

Question 15

The effects of adrenal medullary secretion most resemble

Accepted Answer

A)  craniosacral outflow. 
B)  firing of the somatic motor neurons. 
C)  sympathetic nerve discharge. 
D)  vagal discharge. 
A)  craniosacral outflow. 
B)  firing of the somatic motor neurons. 
C)  sympathetic nerve discharge. 
D)  vagal discharge.

Question 16

Muscarinic receptors are

Accepted Answer

A)  activated by norepinephrine. 
B)  located on the effector organs of the sympathetic nervous system. 
C)  activated by catecholamines such as adrenalin and dopamine. 
D)  activated by ACh. 
A)  activated by norepinephrine. 
B)  located on the effector organs of the sympathetic nervous system. 
C)  activated by catecholamines such as adrenalin and dopamine. 
D)  activated by ACh.

Question 17

Alpha and beta receptors are

Accepted Answer

A)  associated with the parasympathetic nervous system. 
B)  associated with craniosacral outflow. 
C)  located on the paravertebral ganglia. 
D)  activated by norepinephrine. 
A)  associated with the parasympathetic nervous system. 
B)  associated with craniosacral outflow. 
C)  located on the paravertebral ganglia. 
D)  activated by norepinephrine.

Question 18

A patient has vagally induced bradycardia (slow heart rate).Which of the following will relieve the bradycardia?

Accepted Answer

A)  muscarinic antagonist 
B)  beta1 adrenergic blocker 
C)  vagomimetic 
D)  alpha1 adrenergic agonist 
A)  muscarinic antagonist 
B)  beta1 adrenergic blocker 
C)  vagomimetic 
D)  alpha1 adrenergic agonist

Question 19

A beta? adrenergic agonist

Accepted Answer

A)  increases heart rate. 
B)  causes the release of acetylcholine. 
C)  blocks the effects of norepinephrine at its receptor site. 
D)  lowers blood pressure. 
A)  increases heart rate. 
B)  causes the release of acetylcholine. 
C)  blocks the effects of norepinephrine at its receptor site. 
D)  lowers blood pressure.

Question 20

Which of the following is least true of the vagus nerve?

Accepted Answer

A)  cholinergic 
B)  slows heart rate 
C)  its effect on the heart is eliminated by a beta1 adrenergic blocker 
D)  its transmitter is ACh 
A)  cholinergic 
B)  slows heart rate 
C)  its effect on the heart is eliminated by a beta1 adrenergic blocker 
D)  its transmitter is ACh

Exam 12: Autonomic Nervous System

Which of the following is least descriptive of thoracolumbar outflow?

Which of the following is most descriptive of dual innervation of the autonomic nervous system?

Which of the following is an effect of postganglionic parasympathetic discharge?

Vasomotor tone is

Which neurotransmitter is secreted by a cholinergic fiber?

Which of the following is most related to the "feed and breed" system?

Atropine is classified as a muscarinic antagonist or blocker and therefore is

Vagal discharge activates

Sympathetic nerve stimulation causes relaxation of the breathing passages (bronchodilation).Which of the following drug classifications achieves this effect?

A preoperative patient received an antimuscarinic drug (atropine).What drug-related postoperative consequence is he likely to experience?

Sympathetic nervous system stimulation causes vasoconstriction of the blood vessels,thereby elevating blood pressure.Which of the following drug classifications lowers blood pressure?

Which of the following is characteristic of the parasympathetic nervous system?

What is another term for thoracolumbar outflow? 12-PAGE 2 Test Bank

Which of the following is most characteristic of the parasympathetic nervous system?

The effects of adrenal medullary secretion most resemble

Muscarinic receptors are

Alpha and beta receptors are

A patient has vagally induced bradycardia (slow heart rate).Which of the following will relieve the bradycardia?

A beta? adrenergic agonist

Which of the following is least true of the vagus nerve?

Introduction to the Human Body

Basic Chemistry

Cells

Cell Metabolism

Microbiology Basics

Tissues and Membranes

Integumentary System and Body Temperature

Skeletal System

Muscular System

Nervous System: Nervous Tissue and Brain

Nervous System: Spinal Cord and Peripheral Nerves

Sensory System

Endocrine System

Blood

Heart

Function of the Heart

Anatomy of the Blood Vessels

Functions of the Blood Vessels

Lymphatic System

Immune System

Respiratory System

Digestive System

Urinary System

Water,Electrolyte,and Acid-Base Balance

Reproductive Systems

Human Development and Heredity

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