Question 1

What physiological changes are typical in a tense or anxious person?

Accepted Answer

In a tense or anxious person,increased sympathetic stimulation typically causes increased alertness (being "on edge"); a feeling of increased energy; increased heart rate,blood pressure,and breathing rate; increase in muscle tone; and mobilization of energy reserves.

Question 2

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. 
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. A

Question 3

What type of neuron of the parasympathetic division exits the brain stem?

Accepted Answer

A) somatic motor neuron 
B) preganglionic neuron 
C) sensory neuron 
D) ganglionic neuron 
E) astrocyte 
A) somatic motor neuron 
B) preganglionic neuron 
C) sensory neuron 
D) ganglionic neuron 
E) astrocyte B

Question 4

Explain autonomic tone and its significance in controlling visceral function.

Accepted Answer

Autonomic tone is the background level o

Question 5

Damage to the ventral roots of the first five thoracic spinal nerves on the right side of the body would interfere with the ability to

Accepted Answer

A) dilate the right pupil. 
B) constrict the right pupil. 
C) dilate the left pupil. 
D) constrict the left pupil. 
E) smile and frown. 
A) dilate the right pupil. 
B) constrict the right pupil. 
C) dilate the left pupil. 
D) constrict the left pupil. 
E) smile and frown.

Question 6

Which of the following visceral reflexes is not coordinated by the medulla oblongata?

Accepted Answer

A) swallowing reflex 
B) baroreceptor reflex 
C) coughing reflex 
D) cardioacceleratory reflex 
E) pupillary reflex 
A) swallowing reflex 
B) baroreceptor reflex 
C) coughing reflex 
D) cardioacceleratory reflex 
E) pupillary reflex

Question 7

During sympathetic activation,which of the following would not occur?

Accepted Answer

A) elevated heart rate 
B) elevated blood pressure 
C) increased sweating 
D) elevated blood glucose 
E) constriction of pupil 
A) elevated heart rate 
B) elevated blood pressure 
C) increased sweating 
D) elevated blood glucose 
E) constriction of pupil

Question 8

Sympathetic nerves

Accepted Answer

A) provoke feelings of sympathy. 
B) allow us to relax,rest,and recover. 
C) are bundles of postganglionic fibers that innervate organs within the thoracic cavity. 
D) control swallowing. 
E) stimulate gastric secretion. 
A) provoke feelings of sympathy. 
B) allow us to relax,rest,and recover. 
C) are bundles of postganglionic fibers that innervate organs within the thoracic cavity. 
D) control swallowing. 
E) stimulate gastric secretion.

Question 9

A neuron with nicotinic receptors is exposed to acetylcholine.This will not lead to

Accepted Answer

A) activation of chemically gated ion channels. 
B) excitation of the neuron. 
C) entry of sodium ion. 
D) binding of the nicotine to the channel. 
E) activation of muscarinic receptors. 
A) activation of chemically gated ion channels. 
B) excitation of the neuron. 
C) entry of sodium ion. 
D) binding of the nicotine to the channel. 
E) activation of muscarinic receptors.

Question 10

Which of the following is not a parasympathetic ganglion?

Accepted Answer

A) ciliary 
B) pterygopalatine 
C) submandibular 
D) otic 
E) celiac 
A) ciliary 
B) pterygopalatine 
C) submandibular 
D) otic 
E) celiac

Question 11

Describe the ENS.

Accepted Answer

A) The ENS is a division of the nervous system that includes the brain and spinal cord. 
B) The ENS is a division of the nervous system that involves sensory input only. 
C) The ENS is a division of the nervous system that involves the voluntary movements of the skeletal muscle. 
D) The ENS is a division of the nervous system that uses spinal reflexes to mediate changes in the effectors. 
E) The ENS is a division of the nervous system consisting of a network of neurons and nerve networks in the walls of the digestive tract that primarily operates locally,without instructions from the CNS. 
A) The ENS is a division of the nervous system that includes the brain and spinal cord. 
B) The ENS is a division of the nervous system that involves sensory input only. 
C) The ENS is a division of the nervous system that involves the voluntary movements of the skeletal muscle. 
D) The ENS is a division of the nervous system that uses spinal reflexes to mediate changes in the effectors. 
E) The ENS is a division of the nervous system consisting of a network of neurons and nerve networks in the walls of the digestive tract that primarily operates locally,without instructions from the CNS.

Question 12

Postganglionic fibers that innervate targets in the body wall or thoracic cavity originate on neurons within

Accepted Answer

A) intramural ganglia. 
B) collateral ganglia. 
C) sympathetic chain ganglia. 
D) suprarenal ganglia. 
E) white rami. 
A) intramural ganglia. 
B) collateral ganglia. 
C) sympathetic chain ganglia. 
D) suprarenal ganglia. 
E) white rami.

Question 13

Stimulation of α1 adrenergic receptors by norepinephrine results in

Accepted Answer

A) an increase in the amount of intracellular cAMP. 
B) a decrease in the amount of intracellular cAMP. 
C) decreased membrane permeability to sodium ion. 
D) release of calcium ions from intracellular stores. 
E) increased membrane permeability to potassium ions. 
A) an increase in the amount of intracellular cAMP. 
B) a decrease in the amount of intracellular cAMP. 
C) decreased membrane permeability to sodium ion. 
D) release of calcium ions from intracellular stores. 
E) increased membrane permeability to potassium ions.

Question 14

You go outside on a cold day,and blood flow to your skin is reduced,conserving body heat.You become angry,and your face turns red.Explain these changes.

Accepted Answer

The blood vessels of the skin receive on

Question 15

Why is the parasympathetic division called the anabolic system?

Accepted Answer

The parasympathetic division is sometime

Question 16

The statement "Its ganglia are usually near or within the end organ" 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. 
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.

Question 17

Preganglionic fibers of parasympathetic pelvic nerves synapse on neurons located within ________ ganglia.

Accepted Answer

A) pterygopalatine 
B) ciliary 
C) coccygeal 
D) inferior mesenteric 
E) intramural 
A) pterygopalatine 
B) ciliary 
C) coccygeal 
D) inferior mesenteric 
E) intramural

Question 18

Compare the SNS with the ANS.

Accepted Answer

A) The SNS consists of the brain and spinal cord.The ANS provides conscious and subconscious control over skeletal muscles. 
B) The SNS provides conscious and subconscious control over skeletal muscles.The ANS consists of the brain and spinal cord. 
C) The SNS provides conscious and subconscious control over skeletal muscles.The ANS controls the visceral effectors: smooth muscle,glands,cardiac muscle,and adipocytes. 
D) The SNS controls the visceral effectors: smooth muscle,glands,cardiac muscle,and adipocytes.The ANS provides conscious and subconscious control over skeletal muscles. 
E) The SNS controls the muscular visceral effectors: smooth muscle and cardiac muscle.The ANS controls the other visceral effectors: glands and adipocytes. 
A) The SNS consists of the brain and spinal cord.The ANS provides conscious and subconscious control over skeletal muscles. 
B) The SNS provides conscious and subconscious control over skeletal muscles.The ANS consists of the brain and spinal cord. 
C) The SNS provides conscious and subconscious control over skeletal muscles.The ANS controls the visceral effectors: smooth muscle,glands,cardiac muscle,and adipocytes. 
D) The SNS controls the visceral effectors: smooth muscle,glands,cardiac muscle,and adipocytes.The ANS provides conscious and subconscious control over skeletal muscles. 
E) The SNS controls the muscular visceral effectors: smooth muscle and cardiac muscle.The ANS controls the other visceral effectors: glands and adipocytes.

Question 19

Sympathetic innervation of the urinary bladder is by way of the ________ ganglion.

Accepted Answer

A) celiac 
B) superior mesenteric 
C) inferior mesenteric 
D) pudendal 
E) pelvic 
A) celiac 
B) superior mesenteric 
C) inferior mesenteric 
D) pudendal 
E) pelvic

Question 20

Which of the following is exclusive to the sympathetic division of the ANS?

Accepted Answer

A) ventral roots 
B) dorsal rami 
C) spinal nerves 
D) ventral rami 
E) short pre-ganglionic fibers 
A) ventral roots 
B) dorsal rami 
C) spinal nerves 
D) ventral rami 
E) short pre-ganglionic fibers

Exam 14: The Autonomic Nervous System

What physiological changes are typical in a tense or anxious person?

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

What type of neuron of the parasympathetic division exits the brain stem?

Explain autonomic tone and its significance in controlling visceral function.

Damage to the ventral roots of the first five thoracic spinal nerves on the right side of the body would interfere with the ability to

Which of the following visceral reflexes is not coordinated by the medulla oblongata?

During sympathetic activation,which of the following would not occur?

Sympathetic nerves

A neuron with nicotinic receptors is exposed to acetylcholine.This will not lead to

Which of the following is not a parasympathetic ganglion?

Describe the ENS.

Postganglionic fibers that innervate targets in the body wall or thoracic cavity originate on neurons within

Stimulation of α1 adrenergic receptors by norepinephrine results in

You go outside on a cold day,and blood flow to your skin is reduced,conserving body heat.You become angry,and your face turns red.Explain these changes.

Why is the parasympathetic division called the anabolic system?

The statement "Its ganglia are usually near or within the end organ" is

Preganglionic fibers of parasympathetic pelvic nerves synapse on neurons located within ________ ganglia.

Compare the SNS with the ANS.

Sympathetic innervation of the urinary bladder is by way of the ________ ganglion.

Which of the following is exclusive to the sympathetic division of the ANS?

An Introduction to Anatomy and Physiology

Chemical Level of Organization

Cellular Level of Organization

Tissue Level of Organization

The Integumentary System

Bones and Bone Structure

The Skeleton

Joints

Skeletal Muscle Tissue

The Muscular System

Nervous Tissue

The Spinal Cord, spinal Nerves, and Spinal Reflexes

The Brain, cranial Nerves, and Sensory and Motor Pathways

The Special Senses

The Endocrine System

Blood

The Heart and Cardiovascular Function

Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism, nutrition, and Energetics

The Urinary System

Fluid,electrolyte,and Acid-Base Balance

The Reproductive System

Development and Inheritance

Filters