Question 1

What are the steps involved in the life cycle of a neurotransmitter?

Accepted Answer

Steps involved are uptake of precursors;

Question 2

Parkinson's disease produces tremors and muscular rigidity because of damage to

Accepted Answer

A) acetylcholine neurons in the parasympathetic branch. 
B) dopamine neurons in the nigrostriatal pathway. 
C) norepinephrine neurons in the locus ceruleus. 
D) the blood-brain barrier. 
A) acetylcholine neurons in the parasympathetic branch. 
B) dopamine neurons in the nigrostriatal pathway. 
C) norepinephrine neurons in the locus ceruleus. 
D) the blood-brain barrier.

Question 3

Describe the structure of a neuron.

Accepted Answer

Neurons have four regions: cell body - c

Question 4

Natural chemicals in the brain that produce effects similar to those of morphine and other opium-derived drugs are called

Accepted Answer

A) amphetamines. 
B) depressants. 
C) endorphins. 
D) ecstasy. 
A) amphetamines. 
B) depressants. 
C) endorphins. 
D) ecstasy.

Question 5

In addition to neurons,the brain contains an even larger number of another cell type known as

Accepted Answer

A) mitochondria. 
B) glia. 
C) serotonin. 
D) pseudopodia. 
A) mitochondria. 
B) glia. 
C) serotonin. 
D) pseudopodia.

Question 6

Specialized structures that recognize neurotransmitter molecules and,when activated,may cause a change in the electrical activity of the neuron,are called

Accepted Answer

A) pons. 
B) receptors. 
C) medulla. 
D) autonomic. 
A) pons. 
B) receptors. 
C) medulla. 
D) autonomic.

Question 7

Which of the following neurotransmitters is found in most parts of the brain and is considered inhibitory?

Accepted Answer

A) serotonin 
B) dopamine 
C) GABA 
D) norepinephrine 
A) serotonin 
B) dopamine 
C) GABA 
D) norepinephrine

Question 8

Describe the differing effects of the sympathetic and parasympathetic branches of the autonomic nervous system.

Accepted Answer

Sympathetic - "fight-or-flight" reaction

Question 9

Newer local anesthetics are simple modifications of the cocaine molecule that do not pass the blood-brain barrier and thus do not produce cocaine-like feelings of euphoria.

Accepted Answer

A) True 
 B)False

Question 10

The neurotransmitter at the end organ of the sympathetic branch of the autonomic nervous system is

Accepted Answer

A) serotonin. 
B) dopamine. 
C) norepinephrine. 
D) GABA. 
A) serotonin. 
B) dopamine. 
C) norepinephrine. 
D) GABA.

Question 11

MRI and PET are two types of neurotransmitter chemicals.

Accepted Answer

A) True 
 B)False

Question 12

Whether the effect of a neurotransmitter is excitatory or inhibitory depends on

Accepted Answer

A) blood sugar level. 
B) the type of receptor. 
C) the rate of synthesis. 
D) enzyme actions. 
A) blood sugar level. 
B) the type of receptor. 
C) the rate of synthesis. 
D) enzyme actions.

Question 13

within certain limits is called

Accepted Answer

A) the blood-brain barrier. 
B) sympathetic. 
C) homeostasis. 
D) inhibition. 
A) the blood-brain barrier. 
B) sympathetic. 
C) homeostasis. 
D) inhibition.

Question 14

Which chemical pathway appears to be important both in some types of psychotic behavior and in the reinforcing properties of various drugs?

Accepted Answer

A) acetylcholine pathway from the nucleus basalis 
B) serotonin pathway from the raphe nuclei 
C) mesolimbic dopamine pathway 
D) glutamate pathway 
A) acetylcholine pathway from the nucleus basalis 
B) serotonin pathway from the raphe nuclei 
C) mesolimbic dopamine pathway 
D) glutamate pathway

What are the steps involved in the life cycle of a neurotransmitter?

Parkinson's disease produces tremors and muscular rigidity because of damage to

Describe the structure of a neuron.

Natural chemicals in the brain that produce effects similar to those of morphine and other opium-derived drugs are called

In addition to neurons,the brain contains an even larger number of another cell type known as

Specialized structures that recognize neurotransmitter molecules and,when activated,may cause a change in the electrical activity of the neuron,are called

Which of the following neurotransmitters is found in most parts of the brain and is considered inhibitory?

Describe the differing effects of the sympathetic and parasympathetic branches of the autonomic nervous system.

Newer local anesthetics are simple modifications of the cocaine molecule that do not pass the blood-brain barrier and thus do not produce cocaine-like feelings of euphoria.

The neurotransmitter at the end organ of the sympathetic branch of the autonomic nervous system is

MRI and PET are two types of neurotransmitter chemicals.

Whether the effect of a neurotransmitter is excitatory or inhibitory depends on

within certain limits is called

Which chemical pathway appears to be important both in some types of psychotic behavior and in the reinforcing properties of various drugs?

Drug Use: An Overview

Drug Use As a Social Problem

Drug Policy

The Actions of Drugs

Stimulants

Depressants and Inhalants

Medication for Mental Disorders

Alcohol

Tobacco

Caffeine

Dietary Supplements and Over-The-Counter Drugs

Opioids

Hallucinogens

Marijuana

Performance-Enhancing Drugs

Preventing Substance Abuse

Treating Substance Use Disorders

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Exam 4: The Nervous System

What are the steps involved in the life cycle of a neurotransmitter?

Parkinson's disease produces tremors and muscular rigidity because of damage to

Describe the structure of a neuron.

Natural chemicals in the brain that produce effects similar to those of morphine and other opium-derived drugs are called

In addition to neurons,the brain contains an even larger number of another cell type known as

Specialized structures that recognize neurotransmitter molecules and,when activated,may cause a change in the electrical activity of the neuron,are called

Which of the following neurotransmitters is found in most parts of the brain and is considered inhibitory?

Describe the differing effects of the sympathetic and parasympathetic branches of the autonomic nervous system.

Newer local anesthetics are simple modifications of the cocaine molecule that do not pass the blood-brain barrier and thus do not produce cocaine-like feelings of euphoria.

The neurotransmitter at the end organ of the sympathetic branch of the autonomic nervous system is

MRI and PET are two types of neurotransmitter chemicals.

Whether the effect of a neurotransmitter is excitatory or inhibitory depends on

within certain limits is called

Which chemical pathway appears to be important both in some types of psychotic behavior and in the reinforcing properties of various drugs?

Drug Use: An Overview

Drug Use As a Social Problem

Drug Policy

The Actions of Drugs

Stimulants

Depressants and Inhalants

Medication for Mental Disorders

Alcohol

Tobacco

Caffeine

Dietary Supplements and Over-The-Counter Drugs

Opioids

Hallucinogens

Marijuana

Performance-Enhancing Drugs

Preventing Substance Abuse

Treating Substance Use Disorders

Filters