Question 1

How does distribution of symapthetic nerves differ from the distribution of parasymapthetic nerves?

Accepted Answer

A)  Only the sympathetic division serves the head and neck. 
B)  Only parasympathetic nerves innervate the thoracic region. 
C)  Sympathetic fibers innervate the abdominal cavity, while parasympathetic fibers innervate the pelvic region. 
D)  Spinal nerves contain sympathetic fibers, while cranial nerves contain parasympathetic fibers. 
A)  Only the sympathetic division serves the head and neck. 
B)  Only parasympathetic nerves innervate the thoracic region. 
C)  Sympathetic fibers innervate the abdominal cavity, while parasympathetic fibers innervate the pelvic region. 
D)  Spinal nerves contain sympathetic fibers, while cranial nerves contain parasympathetic fibers.

Question 2

Stimulation by the autonomic nervous system results in increased insulin secretion from the pancreas during and after a meal. The following are most likely to be true.

Accepted Answer

A)  increased insulin secretion is due to parasympathetic stimulation 
B)  acetylcholine agonists will stimulate insulin secretion 
C)  increased insulin secretion is due to sympathetic stimulation 
D)  increased insulin secretion is due to adrenergic agonists 
E)  increased insulin secretion is due to parasympathetic stimulation and acetylcholine agonists will stimulate insulin secretion 
A)  increased insulin secretion is due to parasympathetic stimulation 
B)  acetylcholine agonists will stimulate insulin secretion 
C)  increased insulin secretion is due to sympathetic stimulation 
D)  increased insulin secretion is due to adrenergic agonists 
E)  increased insulin secretion is due to parasympathetic stimulation and acetylcholine agonists will stimulate insulin secretion

Question 3

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 vagina 
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 vagina

Question 4

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 agent. 
A)  nicotinic blocking agent. 
B)  muscarinic blocking agent. 
C)  a nicotinic agent. 
D)  a muscarinic agent. 
E)  an adrenergic agent.

Question 5

Autonomic reflexes might be integrated in the

Accepted Answer

A)  medulla oblongata. 
B)  spinal cord. 
C)  hypothalamus. 
D)  thalamus. 
E)  medula oblongata, spinal cord and hypothalamus. 
A)  medulla oblongata. 
B)  spinal cord. 
C)  hypothalamus. 
D)  thalamus. 
E)  medula oblongata, spinal cord and hypothalamus.

Question 6

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

Accepted Answer

A) sympathetic 
B) parasympathetic 
A) sympathetic 
B) parasympathetic

Question 7

Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system.
-effects more localized

Accepted Answer

A) sympathetic 
B) parasympathetic 
A) sympathetic 
B) parasympathetic

Question 8

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. 
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.

Question 9

Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system.
-increases activity of GI tract

Accepted Answer

A) sympathetic 
B) parasympathetic 
A) sympathetic 
B) parasympathetic

Question 10

Identify structure "E" on the bottom diagram.

Accepted Answer

A)  autonomic ganglion 
B)  somatic motor neuron 
C)  effector organ (smooth muscle of GI tract) 
D)  postganglionic neuron 
E)  preganglionic neuron 
A)  autonomic ganglion 
B)  somatic motor neuron 
C)  effector organ (smooth muscle of GI tract) 
D)  postganglionic neuron 
E)  preganglionic neuron

Question 11

Which of the following neurons is most likely to be adrenergic?

Accepted Answer

A)  preganglionic sympathetic 
B)  preganglionic parasympathetic 
C)  postganglionic sympathetic 
D)  postganglionic parasympathetic 
E)  postganglionic somatic motor 
A)  preganglionic sympathetic 
B)  preganglionic parasympathetic 
C)  postganglionic sympathetic 
D)  postganglionic parasympathetic 
E)  postganglionic somatic motor

Question 12

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 nerve 
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 nerve

Question 13

Preganglionic fibers from the thoracic and lumbar segments of the spinal cord are part of the ____ division of the ANS.

Accepted Answer

A)  central 
B)  sympathetic 
C)  somatic motor 
D)  parasympathetic 
E)  ganglionic 
A)  central 
B)  sympathetic 
C)  somatic motor 
D)  parasympathetic 
E)  ganglionic

Question 14

The two divisions of the ANS have antagonistic effects on each of the following EXCEPT

Accepted Answer

A)  the diameter of the blood vessels in skeletal muscles 
B)  the diameter of bronchioles in the lungs 
C)  gastrointestinal peristalsis 
D)  heart rate 
E)  the eye 
A)  the diameter of the blood vessels in skeletal muscles 
B)  the diameter of bronchioles in the lungs 
C)  gastrointestinal peristalsis 
D)  heart rate 
E)  the eye

Question 15

Sympathetic effects are always stimulatory, while parasympathetic effects are always inhibitory.

Accepted Answer

A) True 
 B)False

Question 16

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

Accepted Answer

A)  receptor. 
B)  sensory neuron. 
C)  integrating center. 
D)  motor neuron. 
E)  ganglion. 
A)  receptor. 
B)  sensory neuron. 
C)  integrating center. 
D)  motor neuron. 
E)  ganglion.

Question 17

Chain ganglia are part of the

Accepted Answer

A)  central nervous system. 
B)  sympathetic branch of the ANS. 
C)  somatic motor branch of the ANS. 
D)  parasympathetic branch of the ANS. 
E)  spinal cord. 
A)  central nervous system. 
B)  sympathetic branch of the ANS. 
C)  somatic motor branch of the ANS. 
D)  parasympathetic branch of the ANS. 
E)  spinal cord.

Question 18

Which of the following is NOT a type of enteric neuron?

Accepted Answer

A)  enteric interneuron 
B)  enteric sensory neuron 
C)  enteric bipolar neuron 
D)  enteric motor neuron 
A)  enteric interneuron 
B)  enteric sensory neuron 
C)  enteric bipolar neuron 
D)  enteric motor neuron

Question 19

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

Accepted Answer

A)  preganglionic neurons 
B)  pelvic splanchnic nerves 
C)  cranial nerves 
D)  postganglionic neurons 
E)  terminal ganglia 
A)  preganglionic neurons 
B)  pelvic splanchnic nerves 
C)  cranial nerves 
D)  postganglionic neurons 
E)  terminal ganglia

Question 20

Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system.
-fight-or-flight response

Accepted Answer

A) sympathetic 
B) parasympathetic 
A) sympathetic 
B) parasympathetic

Exam 16: Autonomic Nervous System

How does distribution of symapthetic nerves differ from the distribution of parasymapthetic nerves?

Stimulation by the autonomic nervous system results in increased insulin secretion from the pancreas during and after a meal. The following are most likely to be true.

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

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

Autonomic reflexes might be integrated in the

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

Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system. -effects more localized

Which of the following statements is true?

Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system. -increases activity of GI tract

Identify structure "E" on the bottom diagram.

Which of the following neurons is most likely to be adrenergic?

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

Preganglionic fibers from the thoracic and lumbar segments of the spinal cord are part of the ____ division of the ANS.

The two divisions of the ANS have antagonistic effects on each of the following EXCEPT

Sympathetic effects are always stimulatory, while parasympathetic effects are always inhibitory.

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

Chain ganglia are part of the

Which of the following is NOT a type of enteric neuron?

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

Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system. -fight-or-flight response

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joints and Movement

Muscular System: Histology and Physiology

Muscular System: Gross Anatomy

Functional Organization of Nervous Tissue

Spinal Cord and Spinal Nerves

Brain and Cranial Nerves

Integration of Nervous System Functions

The Special Senses

Functional Organization of the Endocrine System

Endocrine Glands

Cardiovascular System: Blood

Cardiovascular System: the Heart

Cardiovascular System: Blood Vessels and Circulation

Lymphatic System and Immunity

Respiratory System

Digestive System

Nutrition, Metabolism, and Temperature Regulation

Urinary System

Water, Electrolyte, and Acid-Based Balance

Reproductive System

Development, Growth, Aging, and Genetics

Filters

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