Question 1

The parasympathetic division is also called the ________ division.

Accepted Answer

A) thoracolumbar 
B) craniosacral 
C) thoracocranial 
D) craniolumbar 
E) craniococcygeal 
A) thoracolumbar 
B) craniosacral 
C) thoracocranial 
D) craniolumbar 
E) craniococcygeal

Question 2

Sympathetic and parasympathetic fibers that innervate the heart pass through the

Accepted Answer

A) celiac plexus. 
B) hypogastric plexus. 
C) cardiac plexus. 
D) sphenopalatine ganglia. 
E) otic ganglia. 
A) celiac plexus. 
B) hypogastric plexus. 
C) cardiac plexus. 
D) sphenopalatine ganglia. 
E) otic ganglia.

Question 3

Almost 75 percent of all parasympathetic outflow travels along the ________ nerve(s).

Accepted Answer

A) splanchnic 
B) facial 
C) vagus 
D) glossopharyngeal 
E) trigeminal 
A) splanchnic 
B) facial 
C) vagus 
D) glossopharyngeal 
E) trigeminal

Question 4

The parasympathetic nervous system is especially active during which physiological state?

Accepted Answer

A) exertion 
B) trauma 
C) digestion 
D) stress 
E) exercise 
A) exertion 
B) trauma 
C) digestion 
D) stress 
E) exercise

Question 5

Why is the suprarenal medulla considered to be a modified sympathetic ganglion?

Accepted Answer

Preganglionic sympathetic fibers enterin

Question 6

Parasympathetic stimulation

Accepted Answer

A) increases heart rate. 
B) increases gastric motility. 
C) causes sweat glands to secrete. 
D) causes blood vessels in the skin to dilate. 
E) causes the pupils to dilate. 
A) increases heart rate. 
B) increases gastric motility. 
C) causes sweat glands to secrete. 
D) causes blood vessels in the skin to dilate. 
E) causes the pupils to dilate.

Question 7

Mechanisms involved in memory formation and storage involve all of the following except

Accepted Answer

A) increased release of neurotransmitters. 
B) anterograde amnesia. 
C) the formation of additional synaptic connections. 
D) the formation of memory engrams. 
E) facilitation at synapses. 
A) increased release of neurotransmitters. 
B) anterograde amnesia. 
C) the formation of additional synaptic connections. 
D) the formation of memory engrams. 
E) facilitation at synapses.

Question 8

Which statement is true regarding the somatic nervous system as compared to the autonomic nervous system?

Accepted Answer

A) Both divisions carry outgoing motor information. 
B) Both divisions carry information to visceral organs. 
C) The somatic NS requires more neurons than the autonomic pathways. 
D) There are no reflexes within the somatic NX,while there are many within the autonomic NS. 
E) All of the answers are correct. 
A) Both divisions carry outgoing motor information. 
B) Both divisions carry information to visceral organs. 
C) The somatic NS requires more neurons than the autonomic pathways. 
D) There are no reflexes within the somatic NX,while there are many within the autonomic NS. 
E) All of the answers are correct.

Question 9

Craniosacral division is another name for the

Accepted Answer

A) sympathetic division of the ANS. 
B) parasympathetic division of the ANS. 
C) somatic nervous system. 
D) afferent nervous system. 
E) central nervous system. 
A) sympathetic division of the ANS. 
B) parasympathetic division of the ANS. 
C) somatic nervous system. 
D) afferent nervous system. 
E) central nervous system.

Question 10

Tom suffers from hypertension (high blood pressure).Which of the following might help deal with his problem?

Accepted Answer

A) a drug that blocks alpha-1 receptors in smooth muscle 
B) a drug that blocks alpha-2 receptors in adipose tissue 
C) a drug that increases cAMP levels in cardiac muscle tissue 
D) a drug that blocks beta receptors in cardiac muscle tissue 
E) a drug that blocks alpha-1 receptors in smooth muscle and blocks beta receptors in cardiac muscle tissue 
A) a drug that blocks alpha-1 receptors in smooth muscle 
B) a drug that blocks alpha-2 receptors in adipose tissue 
C) a drug that increases cAMP levels in cardiac muscle tissue 
D) a drug that blocks beta receptors in cardiac muscle tissue 
E) a drug that blocks alpha-1 receptors in smooth muscle and blocks beta receptors in cardiac muscle tissue

Question 11

Preganglionic neurons of the sympathetic nervous system are located in the

Accepted Answer

A) lateral gray horns of the cervical cord. 
B) anterior gray horns of the cervical and thoracic spinal cord. 
C) lateral gray horns of segments T₁ to L₂ of the spinal cord. 
D) anterior gray horns of segments T₁ to L₂ of the spinal cord. 
E) lateral gray horns of T₁ to S₂ of the spinal cord. 
A) lateral gray horns of the cervical cord. 
B) anterior gray horns of the cervical and thoracic spinal cord. 
C) lateral gray horns of segments T₁ to L₂ of the spinal cord. 
D) anterior gray horns of segments T₁ to L₂ of the spinal cord. 
E) lateral gray horns of T₁ to S₂ of the spinal cord.

Question 12

Figure 16-1 ANS Pathway
Use Figure 16-1 to answer the following questions:
-Identify the structure labeled "5."

Accepted Answer

A) gray ramus 
B) dorsal ramus 
C) spinal nerve 
D) white ramus 
E) ventral root 
A) gray ramus 
B) dorsal ramus 
C) spinal nerve 
D) white ramus 
E) ventral root

Question 13

The sympathetic division of the ANS is also known as which of the following?

Accepted Answer

A) somatic division 
B) craniosacral division 
C) resting division 
D) thoracolumbar division 
E) lumbosacral division 
A) somatic division 
B) craniosacral division 
C) resting division 
D) thoracolumbar division 
E) lumbosacral division

Question 14

A decrease in the autonomic tone of the smooth muscle in a blood vessel would result in

Accepted Answer

A) no change in vessel diameter. 
B) a decrease in vessel diameter. 
C) oscillation in vessel diameter. 
D) a decrease in blood flow through the vessel. 
E) an increase in blood flow through the vessel. 
A) no change in vessel diameter. 
B) a decrease in vessel diameter. 
C) oscillation in vessel diameter. 
D) a decrease in blood flow through the vessel. 
E) an increase in blood flow through the vessel.

Question 15

Mary accidentally ate poison mushrooms that contain muscarine.What symptoms would you expect to observe?

Accepted Answer

A) diarrhea 
B) salivation 
C) very low heart rate 
D) sweating 
E) All of the answers are correct. 
A) diarrhea 
B) salivation 
C) very low heart rate 
D) sweating 
E) All of the answers are correct.

Question 16

Dual innervation refers to an organ receiving

Accepted Answer

A) two nerves from the spinal cord. 
B) both autonomic and somatomotor nerves. 
C) both sympathetic and parasympathetic innervation. 
D) nerves from both the brain and the spinal cord. 
E) both sensory and motor nerves. 
A) two nerves from the spinal cord. 
B) both autonomic and somatomotor nerves. 
C) both sympathetic and parasympathetic innervation. 
D) nerves from both the brain and the spinal cord. 
E) both sensory and motor nerves.

Question 17

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.

Question 18

A visceral motor neuron whose cell body is within the CNS is called a(n)________ neuron.

Accepted Answer

A) upper motor 
B) lower motor 
C) preganglionic 
D) postganglionic 
E) somatomotor 
A) upper motor 
B) lower motor 
C) preganglionic 
D) postganglionic 
E) somatomotor

Question 19

The ganglia located lateral to the vertebral column are part of the sympathetic

Accepted Answer

A) chain. 
B) tract. 
C) decussation. 
D) tubes. 
E) canal. 
A) chain. 
B) tract. 
C) decussation. 
D) tubes. 
E) canal.

Question 20

The brain waves produced by normal adults while resting with their eyes closed are ________ waves.

Accepted Answer

A) alpha 
B) beta 
C) theta 
D) delta 
E) gamma 
A) alpha 
B) beta 
C) theta 
D) delta 
E) gamma

Exam 16: The Autonomic Nervous System and Higher-Order Functions

The parasympathetic division is also called the ________ division.

Sympathetic and parasympathetic fibers that innervate the heart pass through the

Almost 75 percent of all parasympathetic outflow travels along the ________ nerve(s).

The parasympathetic nervous system is especially active during which physiological state?

Why is the suprarenal medulla considered to be a modified sympathetic ganglion?

Parasympathetic stimulation

Mechanisms involved in memory formation and storage involve all of the following except

Which statement is true regarding the somatic nervous system as compared to the autonomic nervous system?

Craniosacral division is another name for the

Tom suffers from hypertension (high blood pressure).Which of the following might help deal with his problem?

Preganglionic neurons of the sympathetic nervous system are located in the

Figure 16-1 ANS Pathway Use Figure 16-1 to answer the following questions: -Identify the structure labeled "5."

The sympathetic division of the ANS is also known as which of the following?

A decrease in the autonomic tone of the smooth muscle in a blood vessel would result in

Mary accidentally ate poison mushrooms that contain muscarine.What symptoms would you expect to observe?

Dual innervation refers to an organ receiving

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

A visceral motor neuron whose cell body is within the CNS is called a(n)________ neuron.

The ganglia located lateral to the vertebral column are part of the sympathetic

The brain waves produced by normal adults while resting with their eyes closed are ________ waves.

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System

Osseous Tissue and Bone Structure

The Axial Skeleton

The Appendicular Skeleton

Joints

Muscle Tissue

The Muscular System

Neural Tissue

The Spinal Cord, spinal Nerves, and Spinal Reflexes

The Brain and Cranial Nerves

Sensory Pathways and the Somatic Nervous System

The Special Senses

The Endocrine System

Blood

The Heart

Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism and Energetics

The Urinary System

Fluid, electrolyte, and Acid-Base Balance

The Reproductive System

Development and Inheritance

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