Question 1

The parasympathetic division stimulates digestion.

Accepted Answer

A) True 
 B)False

Question 2

Acetylcholine (ACh)always has an excitatory effect.

Accepted Answer

A) True 
 B)False

Question 3

The parasympathetic division arises from the __________ regions of the spinal cord.

Accepted Answer

A)  brain,thoracic,and lumbar 
B)  brain,sacral,and coccygeal 
C)  brain,lumbar,sacral,and coccygeal 
D)  sacral and lumbar 
E)  brain and sacral 
A)  brain,thoracic,and lumbar 
B)  brain,sacral,and coccygeal 
C)  brain,lumbar,sacral,and coccygeal 
D)  sacral and lumbar 
E)  brain and sacral

Question 4

The solar plexus is used as a name for the __________.

Accepted Answer

A)  spinal nerve route 
B)  carotid plexus 
C)  the celiac and mesenteric ganglia 
D)  splanchic nerves 
E)  sympathetic nerve route 
A)  spinal nerve route 
B)  carotid plexus 
C)  the celiac and mesenteric ganglia 
D)  splanchic nerves 
E)  sympathetic nerve route

Question 5

Preganglionic fibers of the autonomic efferent pathway are _________ and secrete __________.

Accepted Answer

A)  myelinated;norepinephrine (N
E)  
B)  myelinated;acetylcholine (ACh) 
C)  myelinated;acetylcholine (ACh)and norepinephrine(N
E)  
D)  unmyelinated;acetylcholine (ACh) 
E)  unmyelinated;norepinephrine(N
E)  
A)  myelinated;norepinephrine (N
E)  
B)  myelinated;acetylcholine (ACh) 
C)  myelinated;acetylcholine (ACh)and norepinephrine(N
E)  
D)  unmyelinated;acetylcholine (ACh) 
E)  unmyelinated;norepinephrine(N
E)

Question 6

__________ is an example of the cooperative effect between the two autonomic nervous system divisions.

Accepted Answer

A)  Orgasm 
B)  Bronchodilation 
C)  Gastrointestinal secretion 
D)  Heart rate 
E)  Vasomotor tone 
A)  Orgasm 
B)  Bronchodilation 
C)  Gastrointestinal secretion 
D)  Heart rate 
E)  Vasomotor tone

Question 7

Which of the following statements is true regarding parasympathetic tone?

Accepted Answer

A)  It holds the resting heart rate below its intrinsic rate. 
B)  It accelerates the resting heart rate above its intrinsic rate. 
C)  It might increase or decrease heart rate depending on the situation. 
D)  It affects heart rate only after myocardial infarction. 
E)  It does not affect heart rate. 
A)  It holds the resting heart rate below its intrinsic rate. 
B)  It accelerates the resting heart rate above its intrinsic rate. 
C)  It might increase or decrease heart rate depending on the situation. 
D)  It affects heart rate only after myocardial infarction. 
E)  It does not affect heart rate.

Question 8

Sympathetic effects tend to last __________ than parasympathetic effects.One reason is that __________.

Accepted Answer

A)  shorter;acetylcholine can diffuse into the bloodstream without being broken down 
B)  longer;norepinephrine can diffuse into the bloodstream without being broken down 
C)  about the same;the two divisions use the same neurotransmitters 
D)  shorter;acetylcholine is broken down by acetylcholinesterase (ACh
E)  
E)  longer;acetylcholine is broken down by monoamine oxidase (MAO) 
A)  shorter;acetylcholine can diffuse into the bloodstream without being broken down 
B)  longer;norepinephrine can diffuse into the bloodstream without being broken down 
C)  about the same;the two divisions use the same neurotransmitters 
D)  shorter;acetylcholine is broken down by acetylcholinesterase (ACh
E)  
E)  longer;acetylcholine is broken down by monoamine oxidase (MAO)

Question 9

The autonomic effect on a target cell depends only on the neurotransmitter reaching that target cell.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following is not a characteristic of the parasympathetic division of the ANS?

Accepted Answer

A)  Its effects are local. 
B)  The terminal ganglia are very close to or within their target organs. 
C)  It originates in the craniosacral regions of the CNS. 
D)  It has short preganglionic fibers. 
E)  It has short postganglionic fibers. 
A)  Its effects are local. 
B)  The terminal ganglia are very close to or within their target organs. 
C)  It originates in the craniosacral regions of the CNS. 
D)  It has short preganglionic fibers. 
E)  It has short postganglionic fibers.

Question 11

All sympathetic postganglionic adrenergic fibers secrete adrenaline.

Accepted Answer

A) True 
 B)False

Question 12

Most preganglionic fibers in the sympathetic nervous system synapse with __________.

Accepted Answer

A)  no neurons 
B)  somatic neurons 
C)  parasympathetic neurons 
D)  10-20 postganglionic neurons 
E)  effectors directly 
A)  no neurons 
B)  somatic neurons 
C)  parasympathetic neurons 
D)  10-20 postganglionic neurons 
E)  effectors directly

Question 13

All preganglionic fibers of the ANS pass through the sympathetic chain of ganglia,synapsing at least once there.

Accepted Answer

A) True 
 B)False

Question 14

Sympathetic fibers arise only from the __________ region(s)of the spinal cord.

Accepted Answer

A)  cervical,thoracic,and lumbar 
B)  thoracic and lumbar 
C)  thoracic 
D)  cervical 
E)  lumbar 
A)  cervical,thoracic,and lumbar 
B)  thoracic and lumbar 
C)  thoracic 
D)  cervical 
E)  lumbar

Question 15

Which of the following is associated with the "flight-or-fight" reaction?

Accepted Answer

A)  Pupillary constriction 
B)  Glycogen synthesis 
C)  Increased gastric motility 
D)  Reduced urinary output 
E)  Reduced heart rate 
A)  Pupillary constriction 
B)  Glycogen synthesis 
C)  Increased gastric motility 
D)  Reduced urinary output 
E)  Reduced heart rate

Question 16

The neurotransmitter(s)associated with autonomic ganglia is(are)__________.

Accepted Answer

A)  norepinephrine (N
E)  
B)  acetylcholine (ACh)and norepinephrine (N
E)  
C)  acetylcholine (ACh) 
D)  dopamine 
E)  dopamine and norepinephrine (N
E)  
A)  norepinephrine (N
E)  
B)  acetylcholine (ACh)and norepinephrine (N
E)  
C)  acetylcholine (ACh) 
D)  dopamine 
E)  dopamine and norepinephrine (N
E)

Question 17

Sympathetic nerve fibers are not associated with situations involving __________.

Accepted Answer

A)  anger 
B)  digestion 
C)  exercise 
D)  stress 
E)  arousal 
A)  anger 
B)  digestion 
C)  exercise 
D)  stress 
E)  arousal

Question 18

The background rate of sympathetic and parasympathetic activity is called ___________.

Accepted Answer

A)  "fight-or-flight" activity 
B)  visceral motor activity 
C)  autonomic reflex arc activity 
D)  visceral tone 
E)  autonomic tone 
A)  "fight-or-flight" activity 
B)  visceral motor activity 
C)  autonomic reflex arc activity 
D)  visceral tone 
E)  autonomic tone

Question 19

Which of the following is true regarding the autonomic nervous system?

Accepted Answer

A)  It controls skeletal muscle contraction. 
B)  It has no ganglia along its nerves. 
C)  It uses the neurotransmitter acetylcholine exclusively. 
D)  Its denervation would cause hypersensitivity. 
E)  It usually controls conscious actions. 
A)  It controls skeletal muscle contraction. 
B)  It has no ganglia along its nerves. 
C)  It uses the neurotransmitter acetylcholine exclusively. 
D)  Its denervation would cause hypersensitivity. 
E)  It usually controls conscious actions.

Question 20

The enzyme that breaks down norepinephrine (NE)is called __________.

Accepted Answer

A)  noradrenalinase 
B)  adenosine 
C)  monoamine oxidase (MAO) 
D)  norepinephrinase 
E)  norepinephrine hydroxylase 
A)  noradrenalinase 
B)  adenosine 
C)  monoamine oxidase (MAO) 
D)  norepinephrinase 
E)  norepinephrine hydroxylase

Exam 15: The Autonomic Nervous System and Visceral Reflexes

The parasympathetic division stimulates digestion.

Acetylcholine (ACh)always has an excitatory effect.

The parasympathetic division arises from the __________ regions of the spinal cord.

The solar plexus is used as a name for the __________.

Preganglionic fibers of the autonomic efferent pathway are _________ and secrete __________.

__________ is an example of the cooperative effect between the two autonomic nervous system divisions.

Which of the following statements is true regarding parasympathetic tone?

Sympathetic effects tend to last __________ than parasympathetic effects.One reason is that __________.

The autonomic effect on a target cell depends only on the neurotransmitter reaching that target cell.

Which of the following is not a characteristic of the parasympathetic division of the ANS?

All sympathetic postganglionic adrenergic fibers secrete adrenaline.

Most preganglionic fibers in the sympathetic nervous system synapse with __________.

All preganglionic fibers of the ANS pass through the sympathetic chain of ganglia,synapsing at least once there.

Sympathetic fibers arise only from the __________ region(s)of the spinal cord.

Which of the following is associated with the "flight-or-fight" reaction?

The neurotransmitter(s)associated with autonomic ganglia is(are)__________.

Sympathetic nerve fibers are not associated with situations involving __________.

The background rate of sympathetic and parasympathetic activity is called ___________.

Which of the following is true regarding the autonomic nervous system?

The enzyme that breaks down norepinephrine (NE)is called __________.

Major Themes of Anatomy and Physiology

The Chemistry of Life

Cellular Form and Function

Genetics of Cellular Function

Histology

The Integumentary System

Bone Tissue

The Skeletal System

Joints

The Muscular System

Muscular Tissue

Nervous Tissue

The Spinal Cord,spinal Nerves,and Somatic Reflexes

The Brain and Cranial Nerves

Sense Organs

The Endocrine System

The Circulatory System: Blood

The Circulatory System: Heart

The Circulatory System: Blood Vessels and Circulation

The Lymphatic and Immune Systems

The Respiratory System

The Urinary System

Fluid, electrolyte, and Acidbase Balance

The Digestive System

Nutrition and Metabolism

The Male Reproductive System

The Female Reproductive System

Human Development and Aging

Atlas a General Orientation to Human Anatomy

Filters

Preganglionic fibers of the autonomic efferent pathway are _ and secrete __.

Sympathetic effects tend to last than parasympathetic effects.One reason is that .