Question 1

Alzheimer's disease is characterized by all of the following except that it

Accepted Answer

A) is the most common cause of senile dementia. 
B) is characterized by a progressive loss of memory. 
C) has a clear genetic basis. 
D) is associated with the formation of plaques and neurofibrillary tangles. 
E) may be associated with damage to the nucleus basalis. 
A) is the most common cause of senile dementia. 
B) is characterized by a progressive loss of memory. 
C) has a clear genetic basis. 
D) is associated with the formation of plaques and neurofibrillary tangles. 
E) may be associated with damage to the nucleus basalis. C

Question 2

Autonomic tone is an important aspect of ANS function because it

Accepted Answer

A) allows ANS neurons to be silent under normal conditions. 
B) allows ANS neurons to increase activity on demand but not decrease their activity. 
C) allows ANS neurons to decrease their activity on demand but not increase their activity. 
D) allows ANS neurons to increase or decrease their activity,providing a range of control options. 
E) provides for a narrow range of control options that keeps target tissues constantly active. 
A) allows ANS neurons to be silent under normal conditions. 
B) allows ANS neurons to increase activity on demand but not decrease their activity. 
C) allows ANS neurons to decrease their activity on demand but not increase their activity. 
D) allows ANS neurons to increase or decrease their activity,providing a range of control options. 
E) provides for a narrow range of control options that keeps target tissues constantly active. D

Question 3

The conscious state is maintained by the

Accepted Answer

A) prefrontal lobes. 
B) general interpretive area. 
C) limbic system. 
D) reticular activating system. 
E) nucleus gracilis. 
A) prefrontal lobes. 
B) general interpretive area. 
C) limbic system. 
D) reticular activating system. 
E) nucleus gracilis. D

Question 4

A person is confronted by a dangerous dog.His heart begins to race and beat strongly,his pupils dilate,and his hairs stand up.These signs are the result of

Accepted Answer

A) sympathetic activation. 
B) increased levels of epinephrine in the blood. 
C) increased activity of autonomic centers in the hypothalamus. 
D) the "fight or flight" response. 
E) All of the answers are correct. 
A) sympathetic activation. 
B) increased levels of epinephrine in the blood. 
C) increased activity of autonomic centers in the hypothalamus. 
D) the "fight or flight" response. 
E) All of the answers are correct.

Question 5

Neurons that release norepinephrine as a neurotransmitter are called

Accepted Answer

A) cholinergic. 
B) anergic. 
C) adrenergic. 
D) synergic. 
E) noradrenergic. 
A) cholinergic. 
B) anergic. 
C) adrenergic. 
D) synergic. 
E) noradrenergic.

Question 6

Most sympathetic effector junctions release norepinephrine but a significant number release acetylcholine instead.Which of these is an example of an organ of the cholinergic type?

Accepted Answer

A) the heart 
B) a blood vessel in the skin 
C) a sweat gland 
D) the liver 
E) the salivary glands 
A) the heart 
B) a blood vessel in the skin 
C) a sweat gland 
D) the liver 
E) the salivary glands

Question 7

Collateral ganglia contain neurons that innervate tissues and organs in which cavity?

Accepted Answer

A) thoracic 
B) pelvic 
C) abdominal 
D) craniosacral 
E) abdominopelvic 
A) thoracic 
B) pelvic 
C) abdominal 
D) craniosacral 
E) abdominopelvic

Question 8

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

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

Question 9

The neurotransmitter ACH is

Accepted Answer

A) always excitatory when used in the synapses of the sympathetic nervous system. 
B) secreted by the postganglionic nervous. 
C) going to reduce the activity of the other neurotransmitter norepinephrine. 
D) broken down by monoamine oxidase. 
E) a chemical similar to the structure of adrenalin. 
A) always excitatory when used in the synapses of the sympathetic nervous system. 
B) secreted by the postganglionic nervous. 
C) going to reduce the activity of the other neurotransmitter norepinephrine. 
D) broken down by monoamine oxidase. 
E) a chemical similar to the structure of adrenalin.

Question 10

Preganglionic fibers leave the CNS and then synapse on

Accepted Answer

A) postganglionic fibers. 
B) visceral reflex responses. 
C) motor neurons. 
D) ganglionic neurons. 
E) afferent neurons. 
A) postganglionic fibers. 
B) visceral reflex responses. 
C) motor neurons. 
D) ganglionic neurons. 
E) afferent neurons.

Question 11

Preganglionic fibers of parasympathetic neurons are present in all of the following cranial nerves except

Accepted Answer

A) III. 
B) VII. 
C) IX. 
D) X) 
E) XII. 
A) III. 
B) VII. 
C) IX. 
D) X) 
E) XII.

Question 12

Stimulation of the beta receptors on heart muscle cells results in

Accepted Answer

A) the decrease in ATP production. 
B) increased heart rate and force of contraction. 
C) decreased force of contraction. 
D) slower heart rate. 
E) inhibition of the heart muscle. 
A) the decrease in ATP production. 
B) increased heart rate and force of contraction. 
C) decreased force of contraction. 
D) slower heart rate. 
E) inhibition of the heart muscle.

Question 13

During sympathetic activation,________ occurs.

Accepted Answer

A) elevated heart rate 
B) elevated blood pressure 
C) sweating 
D) elevated blood glucose 
E) All of the answers are correct. 
A) elevated heart rate 
B) elevated blood pressure 
C) sweating 
D) elevated blood glucose 
E) All of the answers are correct.

Question 14

Most vital organs receive ________ innervation.That is,they receive input from both sympathetic and parasympathetic divisions.

Accepted Answer

A) single 
B) dual 
C) biaxial 
D) ambitonic 
E) autonomic 
A) single 
B) dual 
C) biaxial 
D) ambitonic 
E) autonomic

Question 15

Sympathetic preganglionic neurons are ________ and have ________ axons.

Accepted Answer

A) short; myelinated 
B) short; unmyelinated 
C) long; myelinated 
D) long; unmyelinated 
E) intermediate; small 
A) short; myelinated 
B) short; unmyelinated 
C) long; myelinated 
D) long; unmyelinated 
E) intermediate; small

Question 16

Parasympathetic ganglia that are near the eyes and salivary glands are called ________ ganglia.

Accepted Answer

A) somatic 
B) collateral 
C) contralateral 
D) intramural 
E) terminal 
A) somatic 
B) collateral 
C) contralateral 
D) intramural 
E) terminal

Question 17

Preganglionic neurons of the autonomic nervous system are located in

Accepted Answer

A) the brain. 
B) the lateral gray horns of the spinal cord. 
C) the posterior gray horns of the spinal cord. 
D) both the brain and the lateral gray horns of the spinal cord. 
E) the cerebrum. 
A) the brain. 
B) the lateral gray horns of the spinal cord. 
C) the posterior gray horns of the spinal cord. 
D) both the brain and the lateral gray horns of the spinal cord. 
E) the cerebrum.

Question 18

If the receptor on the postsynaptic membrane binds to norepinephrine,the synapse is called

Accepted Answer

A) cholinergic. 
B) anergic. 
C) adrenergic. 
D) synergic. 
E) noradrenergic. 
A) cholinergic. 
B) anergic. 
C) adrenergic. 
D) synergic. 
E) noradrenergic.

Question 19

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 20

During ________ sleep,dreaming occurs.

Accepted Answer

A) REM 
B) deep 
C) beta 
D) stage 1 
E) stage 2 
A) REM 
B) deep 
C) beta 
D) stage 1 
E) stage 2

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

Alzheimer's disease is characterized by all of the following except that it

Autonomic tone is an important aspect of ANS function because it

The conscious state is maintained by the

A person is confronted by a dangerous dog.His heart begins to race and beat strongly,his pupils dilate,and his hairs stand up.These signs are the result of

Neurons that release norepinephrine as a neurotransmitter are called

Most sympathetic effector junctions release norepinephrine but a significant number release acetylcholine instead.Which of these is an example of an organ of the cholinergic type?

Collateral ganglia contain neurons that innervate tissues and organs in which cavity?

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

The neurotransmitter ACH is

Preganglionic fibers leave the CNS and then synapse on

Preganglionic fibers of parasympathetic neurons are present in all of the following cranial nerves except

Stimulation of the beta receptors on heart muscle cells results in

During sympathetic activation,________ occurs.

Most vital organs receive ________ innervation.That is,they receive input from both sympathetic and parasympathetic divisions.

Sympathetic preganglionic neurons are ________ and have ________ axons.

Parasympathetic ganglia that are near the eyes and salivary glands are called ________ ganglia.

Preganglionic neurons of the autonomic nervous system are located in

If the receptor on the postsynaptic membrane binds to norepinephrine,the synapse is called

Which of the following is not a parasympathetic ganglion?

During ________ sleep,dreaming occurs.

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

Filters

Sympathetic preganglionic neurons are and have axons.