Question 1

Match chemical with correct characteristic.
-Causes explosive release of ACh.

Accepted Answer

A) myasthenia gravis 
B) black widow spider venom 
C) curare 
D) Clostridium botulinum toxin 
E) organophosphates

Question 2

Indicate the characteristics of the types of autonomic receptors using the following answer code (more than one answer may apply):
-Have equal affinity for epinephrine and norepinephrine.

Accepted Answer

A) nicotinic receptors 
B) muscarinic receptors 
C) alpha receptors 
D) Beta 1 receptors 
E) Beta 2 receptors

Question 3

Clostridium botulinum toxin inhibits acetylcholinesterase.

Accepted Answer

A) True 
 B)False

Question 4

Parasympathetic preganglionic fibers arise from the ____________________ and ____________________ areas of the CNS.

Accepted Answer

The answer of Parasympathetic preganglionic fibers arise from the ____________________...

Question 5

Sympathetic postganglionic fibers secrete the neurotransmitter ____________________, whereas parasympathetic postganglionic fibers secrete the neurotransmitter ____________________.

Accepted Answer

The answer of Sympathetic postganglionic fibers secrete the neurotransmitter ____________________,...

Question 6

MATCHING
Indicate which part of the autonomic nervous system is being described by writing the appropriate letter in the blank using the following answer code.
-Considered adrenergic.

Accepted Answer

A) sympathetic nervous system 
B) parasympathetic nervous system 
C) both sympathetic and parasympathetic nervous system 
D) somatic system

Question 7

Postganglionic autonomic fibers

Accepted Answer

A)  end in a single terminal swelling, like a synaptic knob, that releases the neurotransmitter. 
B)  have numerous varicosities in their terminal branches that simultaneously release neurotransmitter over a large area of the innervated organ rather than on single cells. 
C)  innervate skeletal, smooth, and cardiac muscle. 
D)  both (a) and (c) above. 
E)  both (b) and (c) above.

Question 8

By blocking the effect of acetylcholine at muscarinic but not nicotinic receptors, atropine is able to block parasympathetic effects while not influencing sympathetic activity at all.

Accepted Answer

A) True 
 B)False

Question 9

Only alpha adrenergic receptors have several subtypes denoted with subscripts 1 and 2.

Accepted Answer

A) True 
 B)False

Question 10

What system would suppress the digestive organs during times of greater physical activity?

Accepted Answer

A)  parasympathetic. 
B)  enteric nervous system. 
C)  somatic nervous system. 
D)  none of these answers. 
E)  all of these answers

Question 11

This receptor responds to acetylcholine from both sympathetic and parasympathetic preganglionic fibers:

Accepted Answer

A)  muscarinic 
B)  alpha 
C)  beta 
D)  nicotinic

Question 12

The motor end plate

Accepted Answer

A)  contains receptor sites that are capable of binding curare. 
B)  contains acetylcholinesterase. 
C)  experiences an increase in permeability to cations when combined with acetylcholine. 
D)  both (b) and (c) above. 
E)  all of these answers.

Question 13

Centers controlling cardiovascular, respiratory and digestive activity via the autonomic system are located in the _______

Accepted Answer

The answer of Centers controlling cardiovascular, respiratory and digestive activity...

Question 14

MATCHING
Indicate which part of the autonomic nervous system is being described by writing the appropriate letter in the blank using the following answer code.
-Predominates in fight-or-flight situations.

Accepted Answer

A) sympathetic nervous system 
B) parasympathetic nervous system 
C) both sympathetic and parasympathetic nervous system 
D) somatic system

Question 15

The sympathetic postganglionic fibers that innervate the sweat glands secrete acetylcholine rather than norepinephrine.

Accepted Answer

A) True 
 B)False

Question 16

The salivary glands and the eye are sympathetically innervated by cranial nerves.

Accepted Answer

A) True 
 B)False

Question 17

MATCHING
Indicate which part of the autonomic nervous system is being described by writing the appropriate letter in the blank using the following answer code.
-Postganglionic fiber secretes acetylcholine.

Accepted Answer

A) sympathetic nervous system 
B) parasympathetic nervous system 
C) both sympathetic and parasympathetic nervous system 
D) somatic system

Question 18

MATCHING
Indicate which part of the autonomic nervous system is being described by writing the appropriate letter in the blank using the following answer code.
-Controls voluntary movements.

Accepted Answer

A) sympathetic nervous system 
B) parasympathetic nervous system 
C) both sympathetic and parasympathetic nervous system 
D) somatic system

Question 19

It is possible through the use of drugs to activate the receptors found in bronchiolar smooth muscle without influencing the receptors in the heart.

Accepted Answer

A) True 
 B)False

Question 20

Match chemical with correct characteristic.
-Antibodies inactivate ACh receptor sites.

Accepted Answer

A) myasthenia gravis 
B) black widow spider venom 
C) curare 
D) Clostridium botulinum toxin 
E) organophosphates

Exam 7: The Peripheral Nervous System: Efferent Division

Match chemical with correct characteristic. -Causes explosive release of ACh.

Indicate the characteristics of the types of autonomic receptors using the following answer code (more than one answer may apply) : -Have equal affinity for epinephrine and norepinephrine.

Clostridium botulinum toxin inhibits acetylcholinesterase.

Parasympathetic preganglionic fibers arise from the and areas of the CNS.

Sympathetic postganglionic fibers secrete the neurotransmitter , whereas parasympathetic postganglionic fibers secrete the neurotransmitter .

MATCHING Indicate which part of the autonomic nervous system is being described by writing the appropriate letter in the blank using the following answer code. -Considered adrenergic.

Postganglionic autonomic fibers

By blocking the effect of acetylcholine at muscarinic but not nicotinic receptors, atropine is able to block parasympathetic effects while not influencing sympathetic activity at all.

Only alpha adrenergic receptors have several subtypes denoted with subscripts 1 and 2.

What system would suppress the digestive organs during times of greater physical activity?

This receptor responds to acetylcholine from both sympathetic and parasympathetic preganglionic fibers:

The motor end plate

Centers controlling cardiovascular, respiratory and digestive activity via the autonomic system are located in the _______

MATCHING Indicate which part of the autonomic nervous system is being described by writing the appropriate letter in the blank using the following answer code. -Predominates in fight-or-flight situations.

The sympathetic postganglionic fibers that innervate the sweat glands secrete acetylcholine rather than norepinephrine.

The salivary glands and the eye are sympathetically innervated by cranial nerves.

MATCHING Indicate which part of the autonomic nervous system is being described by writing the appropriate letter in the blank using the following answer code. -Postganglionic fiber secretes acetylcholine.

MATCHING Indicate which part of the autonomic nervous system is being described by writing the appropriate letter in the blank using the following answer code. -Controls voluntary movements.

It is possible through the use of drugs to activate the receptors found in bronchiolar smooth muscle without influencing the receptors in the heart.

Match chemical with correct characteristic. -Antibodies inactivate ACh receptor sites.