Question 1

Raynaud's disease .

Accepted Answer

A) occurs primarily in association with injury to the spinal cord 
B) is frequently life threatening 
C) is characterized by exaggerated vasoconstriction in the extremities 
D) is induced by heat stress 
A) occurs primarily in association with injury to the spinal cord 
B) is frequently life threatening 
C) is characterized by exaggerated vasoconstriction in the extremities 
D) is induced by heat stress C

Question 2

The division alone stimulates the lens of the eye.

Accepted Answer

parasympathetic

Question 3

Fibers that enter and leave the sympathetic chain without synapsing form structures called .

Accepted Answer

A) splanchnic nerves 
B) white rami communicantes 
C) spinal nerves 
D) gray rami communicantes 
A) splanchnic nerves 
B) white rami communicantes 
C) spinal nerves 
D) gray rami communicantes A

Question 4

The parasympathetic tone .

Accepted Answer

A) prevents unnecessary heart deceleration 
B) accelerates activity of the digestive tract 
C) causes blood pressure to rise 
D) determines normal activity of the urinary tract 
A) prevents unnecessary heart deceleration 
B) accelerates activity of the digestive tract 
C) causes blood pressure to rise 
D) determines normal activity of the urinary tract

Question 5

Autonomic ganglia contain .

Accepted Answer

A) the cell bodies of motor neurons 
B) synapses between postganglionic fibers and their effectors 
C) both somatic afferent and efferent neurons 
D) an outer connective tissue capsule around the cell bodies of preganglionic motor neurons 
A) the cell bodies of motor neurons 
B) synapses between postganglionic fibers and their effectors 
C) both somatic afferent and efferent neurons 
D) an outer connective tissue capsule around the cell bodies of preganglionic motor neurons

Question 6

Which of the following does not describe the ANS?

Accepted Answer

A) a system of motor neurons that innervates all muscle cells 
B) involuntary nervous system 
C) general visceral motor system 
D) a system of motor neurons that innervates smooth and cardiac muscle and glands 
A) a system of motor neurons that innervates all muscle cells 
B) involuntary nervous system 
C) general visceral motor system 
D) a system of motor neurons that innervates smooth and cardiac muscle and glands

Question 7

Which of the following is not a plexus of the vagus nerve?

Accepted Answer

A) esophageal 
B) cardiac 
C) pulmonary 
D) celiac 
A) esophageal 
B) cardiac 
C) pulmonary 
D) celiac

Question 8

Mark eats a very big meal in the evening.After the meal his wife would like him to help clean up,but Mark explains that he is "too tired" and promptly goes to sleep.What seems to be his problem?

Accepted Answer

After a meal,parasympathetic i

Question 9

How is hypertension high blood pressure)related to the ANS?

Accepted Answer

The ANS is involved with nearly every pr

Question 10

The white rami communicantes .

Accepted Answer

A) carry preganglionic axons to the sympathetic chain 
B) are found only in the C1- T1 cord segments 
C) are unmyelinated 
D) carry postganglionic fibers to the periphery 
A) carry preganglionic axons to the sympathetic chain 
B) are found only in the C1- T1 cord segments 
C) are unmyelinated 
D) carry postganglionic fibers to the periphery

Question 11

Sympathetic nerves may leave the spinal cord at which vertebra?

Accepted Answer

A) third lumbar 
B) first thoracic 
C) second cervical 
D) first coccyx 
A) third lumbar 
B) first thoracic 
C) second cervical 
D) first coccyx

Question 12

The secretions of the adrenal medulla act to supplement the effects of .

Accepted Answer

A) parasympathetic innervation 
B) sympathetic stimulation 
C) neurosecretory substances 
D) vagus nerve activity 
A) parasympathetic innervation 
B) sympathetic stimulation 
C) neurosecretory substances 
D) vagus nerve activity

Question 13

Over 90% of all parasympathetic fibers are derived from cranial nerve number .

Accepted Answer

A) X 
B) VII 
C) V 
D) XII 
A) X 
B) VII 
C) V 
D) XII

Question 14

Two major classes of adrenergic receptors,_ and ,are found in the ANS.

Accepted Answer

The answer of Two major classes of adrenergic receptors,_ and...

Question 15

Preparing the body for the "fight- or- flight" response is the role of the .

Accepted Answer

A) parasympathetic nervous system 
B) somatic nervous system 
C) sympathetic nervous system 
D) cerebrum 
A) parasympathetic nervous system 
B) somatic nervous system 
C) sympathetic nervous system 
D) cerebrum

Question 16

Erection of the penis or clitoris .

Accepted Answer

A) depends very little on autonomic activation 
B) is primarily under parasympathetic control 
C) is the result of coordinated activation by both sympathetic and parasympathetic input 
D) is primarily under sympathetic control 
A) depends very little on autonomic activation 
B) is primarily under parasympathetic control 
C) is the result of coordinated activation by both sympathetic and parasympathetic input 
D) is primarily under sympathetic control

Question 17

Describe four paths a preganglionic sympathetic fiber may take to reach its synapse point with the ganglionic neuron.

Accepted Answer

It can synapse with a ganglionic neuron

Question 18

Parasympathetic functions include .

Accepted Answer

A) lens accommodation for close vision 
B) allowing the body to cope with an external threat 
C) a stimulation of heart rate and force of contraction 
D) mobilizing storage energy sources 
A) lens accommodation for close vision 
B) allowing the body to cope with an external threat 
C) a stimulation of heart rate and force of contraction 
D) mobilizing storage energy sources

Question 19

Which of the following statements is not true?

Accepted Answer

A) Sympathetic division has short preganglionic and long postganglionic fibers; parasympathetic has long preganglionic and short postganglionic fibers. 
B) Sympathetic origin is craniosacral; parasympathetic is thoracolumbar. 
C) Sympathetic ganglia are within a few centimeters of the CNS; parasympathetic are close to visceral organs served. 
D) Sympathetic has extensive branching of preganglionic fibers; parasympathetic has minimal branching of preganglionic fibers. 
A) Sympathetic division has short preganglionic and long postganglionic fibers; parasympathetic has long preganglionic and short postganglionic fibers. 
B) Sympathetic origin is craniosacral; parasympathetic is thoracolumbar. 
C) Sympathetic ganglia are within a few centimeters of the CNS; parasympathetic are close to visceral organs served. 
D) Sympathetic has extensive branching of preganglionic fibers; parasympathetic has minimal branching of preganglionic fibers.

Question 20

Beta- blockers .

Accepted Answer

A) have widespread sympathetic effects 
B) decrease heart rate and blood pressure 
C) are potent antidepressants 
D) increase a dangerously low heart rate 
A) have widespread sympathetic effects 
B) decrease heart rate and blood pressure 
C) are potent antidepressants 
D) increase a dangerously low heart rate

Exam 14: The Autonomic Nervous System

Raynaud's disease .

The division alone stimulates the lens of the eye.

Fibers that enter and leave the sympathetic chain without synapsing form structures called .

The parasympathetic tone .

Autonomic ganglia contain .

Which of the following does not describe the ANS?

Which of the following is not a plexus of the vagus nerve?

Mark eats a very big meal in the evening.After the meal his wife would like him to help clean up,but Mark explains that he is "too tired" and promptly goes to sleep.What seems to be his problem?

How is hypertension high blood pressure)related to the ANS?

The white rami communicantes .

Sympathetic nerves may leave the spinal cord at which vertebra?

The secretions of the adrenal medulla act to supplement the effects of .

Over 90% of all parasympathetic fibers are derived from cranial nerve number .

Two major classes of adrenergic receptors,_ and ,are found in the ANS.

Preparing the body for the "fight- or- flight" response is the role of the .

Erection of the penis or clitoris .

Describe four paths a preganglionic sympathetic fiber may take to reach its synapse point with the ganglionic neuron.

Parasympathetic functions include .

Which of the following statements is not true?

Beta- blockers .

The Human Body: an Orientation

Chemistry Comes Alive

Cells: the Living Units

Tissues: the Living Fabric

The Integumentary System

Bones and Skeletal Tissues

The Skeleton

Joints

Muscles and Muscle Tissue

The Muscular System

Fundamentals of the Nervous System and Nervous Tissue

The Central Nervous System

The Peripheral Nervous System and Reflex Activity

The Endocrine System

Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels

The Lymphatic System and Lymphoid Organs and Tissues

The Respiratory System

The Digestive System

Nutrition,metabolism,and Body Temperature Regulation

The Urinary System

Fluid,electrolyte,and Acid-Based Balance

The Reproductive System

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