Question 1

Which part of the brain is in overall control of the ANS?

Accepted Answer

A)  Medulla oblongata 
B)  Hypothalamus 
C)  Thalamus 
D)  Cerebrum 
A)  Medulla oblongata 
B)  Hypothalamus 
C)  Thalamus 
D)  Cerebrum

Question 2

Where is the enteric nervous system located?

Accepted Answer

A)  Brain 
B)  Heart 
C)  Digestive tract 
D)  Skin 
A)  Brain 
B)  Heart 
C)  Digestive tract 
D)  Skin

Question 3

Which of the following occurs when the parasympathetic system is stimulated?

Accepted Answer

A)  Increased blood pressure 
B)  Increased motility of the digestive tract 
C)  Increased metabolism 
D)  Increased heart rate 
E)  Decreased motility of the digestive tract 
A)  Increased blood pressure 
B)  Increased motility of the digestive tract 
C)  Increased metabolism 
D)  Increased heart rate 
E)  Decreased motility of the digestive tract

Question 4

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

Accepted Answer

A) True 
 B)False

Question 5

The enteric nervous system can monitor and control digestive functions independently of the CNS.

Accepted Answer

A) True 
 B)False

Question 6

Autonomic reflexes

Accepted Answer

A)  are impossible. 
B)  are integrated somewhere in the CNS. 
C)  have efferent input and afferent output. 
D)  are an example of positive feedback. 
E)  are harmful. 
A)  are impossible. 
B)  are integrated somewhere in the CNS. 
C)  have efferent input and afferent output. 
D)  are an example of positive feedback. 
E)  are harmful.

Question 7

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 8

-The figure illustrates the parasympathetic division. What does "A" 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 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

Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system.
-Has greater influence during physical activity

Accepted Answer

A)  Sympathetic 
B)  Parasympathetic 
A)  Sympathetic 
B)  Parasympathetic

Question 11

Sympathetic stimulation of the postganglionic cells of the adrenal medulla causes the release of ________.

Accepted Answer

A)  acetylcholine and epinephrine 
B)  norepinephrine and acetylcholine 
C)  epinephrine and norepinephrine 
D)  cortisol 
E)  aldosterone 
A)  acetylcholine and epinephrine 
B)  norepinephrine and acetylcholine 
C)  epinephrine and norepinephrine 
D)  cortisol 
E)  aldosterone

Question 12

Adrenergic receptors

Accepted Answer

A)  can be activated by the release of epinephrine. 
B)  have two structural forms-muscarinic and nicotinic. 
C)  when activated stimulate skeletal muscles to contract. 
D)  can be found in both the sympathetic and parasympathetic divisions. 
E)  are activated by the release of acetylcholine. 
A)  can be activated by the release of epinephrine. 
B)  have two structural forms-muscarinic and nicotinic. 
C)  when activated stimulate skeletal muscles to contract. 
D)  can be found in both the sympathetic and parasympathetic divisions. 
E)  are activated by the release of acetylcholine.

Question 13

Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system.
-Can produce widespread sweating

Accepted Answer

A)  Sympathetic 
B)  Parasympathetic 
A)  Sympathetic 
B)  Parasympathetic

Question 14

Effector cells that respond to acetylcholine released from postganglionic neurons have

Accepted Answer

A)  somatotrophic receptors. 
B)  muscarinic receptors. 
C)  adrenergic receptors. 
D)  nicotinic receptors. 
E)  macrotinic receptors. 
A)  somatotrophic receptors. 
B)  muscarinic receptors. 
C)  adrenergic receptors. 
D)  nicotinic receptors. 
E)  macrotinic receptors.

Question 15

Match the characteristic with the correct division of the nervous system.
-Acetylcholine is a neurotransmitter substance

Accepted Answer

A)  Somatic motor nervous system 
B)  Autonomic nervous system 
C)  Both somatic and autonomic nervous systems 
D)  Neither somatic nor autonomic nervous system 
A)  Somatic motor nervous system 
B)  Autonomic nervous system 
C)  Both somatic and autonomic nervous systems 
D)  Neither somatic nor autonomic nervous system

Question 16

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 17

When acetylcholine binds with nicotinic receptors, the response is ________.

Accepted Answer

A)  inhibitory 
B)  excitatory 
C)  either excitatory or inhibitory 
D)  both excitatory and inhibitory 
E)  neither excitatory nor inhibitory 
A)  inhibitory 
B)  excitatory 
C)  either excitatory or inhibitory 
D)  both excitatory and inhibitory 
E)  neither excitatory nor inhibitory

Question 18

Which of the following is NOT an effector controlled by the autonomic nervous system?

Accepted Answer

A)  Cardiac muscle 
B)  Glands 
C)  Skeletal muscle 
D)  Smooth muscle in blood vessels 
E)  Smooth muscle in the digestive system 
A)  Cardiac muscle 
B)  Glands 
C)  Skeletal muscle 
D)  Smooth muscle in blood vessels 
E)  Smooth muscle in the digestive system

Question 19

The sympathetic and parasympathetic divisions of the ANS differ in the

Accepted Answer

A)  length of the preganglionic and postganglionic axons. 
B)  location of the preganglionic cell bodies. 
C)  position of the ganglia where preganglionic and postganglionic neurons synapse. 
D)  All of the choices are correct. 
A)  length of the preganglionic and postganglionic axons. 
B)  location of the preganglionic cell bodies. 
C)  position of the ganglia where preganglionic and postganglionic neurons synapse. 
D)  All of the choices are correct.

Question 20

Stimulation along the vagus nerve may cause a dramatic drop in heart rate.

Accepted Answer

A) True 
 B)False

Exam 16: Autonomic Nervous System

Which part of the brain is in overall control of the ANS?

Where is the enteric nervous system located?

Which of the following occurs when the parasympathetic system is stimulated?

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

The enteric nervous system can monitor and control digestive functions independently of the CNS.

Autonomic reflexes

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

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

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

Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system. -Has greater influence during physical activity

Sympathetic stimulation of the postganglionic cells of the adrenal medulla causes the release of ________.

Adrenergic receptors

Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system. -Can produce widespread sweating

Effector cells that respond to acetylcholine released from postganglionic neurons have

Match the characteristic with the correct division of the nervous system. -Acetylcholine is a neurotransmitter substance

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

When acetylcholine binds with nicotinic receptors, the response is ________.

Which of the following is NOT an effector controlled by the autonomic nervous system?

The sympathetic and parasympathetic divisions of the ANS differ in the

Stimulation along the vagus nerve may cause a dramatic drop in heart rate.

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joint 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-Base Balance

Reproductive System

Development, Growth, Aging, and Genetics

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