ASD110
Pharmacology of Substances of Abuse and Dependency
Lesson 2 Quiz 1
This exam has 25 multiple-choice and true/false questions worth two points each for a total of 50 points
Please make sure you have answered all questions prior to submitting. Once answers are submitted, you will not be able to return to this section.
Question
1 of 25
Which of the following is not found at a synapse?
axon hillock |
|
vesicles |
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cleft |
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receptor sites |
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transmitter |
Question
2 of 25
Which of the following is always an inhibitory transmitter?
norepinephrine |
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epinephrine |
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dopamine |
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GABA |
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PCPA |
Question
3 of 25
What happens to drugs that are administered intranasally?
A. they are absorbed through the mucous membranes of the nasal cavity |
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B. they are inhaled into the lungs and absorbed from there |
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C. they run down the throat into the stomach |
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D. none of the above |
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E. A, B, and C are all correct |
Question
4 of 25
Lipid is another name for
skin. |
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bone. |
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fat. |
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muscle. |
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membrane. |
Question
5 of 25
This neurotransmitter is responsible for food intake, weight control, and impulsivity control.
Dopamine |
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GABA |
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Serotonin |
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Acetylcholine |
Question
6 of 25
A superconducting magnet is used in which type of imaging?
EEG |
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PET |
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SPECT |
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MRI |
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none of the above |
Question
7 of 25
The greatest concern about IV drug use is
the danger of unprotected sex that accompanies this behavior. |
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the danger of infection. |
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the danger of overdosing. |
Question
8 of 25
All of the following are categories of psychoactive drugs except
stimulants. |
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hallucinogens. |
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marijuana |
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caffeine. |
Question
9 of 25
Drugs administered by inhalation
are not as potent as when they are administered by I.V. |
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can never be eliminated in the breath. |
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must be volatile gases. |
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are delivered to the brain more rapidly than drugs administered by I.V. |
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have a longer duration of action than when administered by I.V. |
Question
10 of 25
The brain system that seems to be in control of emotions is
theRaphé system. |
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the limbic system. |
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the central gray. |
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the basal ganglia. |
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the RAS. |
Question
11 of 25
The effect of a drug is directly related to
the concentration of the drug at its site of action. |
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the dose of the drug. |
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the number of pills consumed. |
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the size of the tablet. |
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the concentration of the vehicle. |
Question
12 of 25
Which of the following can alter the rate of metabolism of some drugs?
A. age |
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B. species |
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C. use of other drugs |
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D. none of A, B, and C |
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E. A, B, and C are all correct |
Question
13 of 25
Which of the following is not a transmitter?
dopamine |
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acetylcholinesterase |
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GABA |
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epinephrine |
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norepinephrine |
Question
14 of 25
Special cells that wrap themselves around capillaries in the brain and block the pores make up the
blood-brain barrier. |
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the great brain barrier. |
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the keratin layer. |
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Bowman’s Capsule. |
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passive transport layer. |
Question
15 of 25
The major excitatory neurotransmitter in the brain is
acetylcholine. |
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dopamine. |
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GABA. |
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endorphin. |
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glutamate. |
Question
16 of 25
A subcutaneous injection of a drug is sometimes known as
snorting. |
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skin popping. |
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oral administration. |
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an injection into the vein. |
Question
17 of 25
The ED50 is the
median lethal dose. |
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the median effective dose. |
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the medium lethal dose. |
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the medium effective dose. |
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none of the above. |
Question
18 of 25
Psychoactive drugs reach brain tissue by way of
injection. |
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inhalation. |
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lipids. |
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the bloodstream. |
Question
19 of 25
This neurotransmitter is responsible for the “reward” properties of electrical stimulation of the midbrain or limbic system.
Serotonin |
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Dopamine |
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Acetylcholine |
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Norepinephrine |
Question
20 of 25
The three main routes of administration are
oral, bloodstream, and respiration. |
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oral, injection, and inhalation. |
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oral, inhalation, and bloodstream. |
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oral, injection, and bloodstream. |
Question
21 of 25
When comparing the TI of two drugs
the drug with the lower TI is safer. |
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the drug with the higher TI is safer. |
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the drug with the lower TI is the most therapeutically useful. |
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the drug with the higher TI is the least therapeutically useful. |
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none of the above |
Question
22 of 25
Which of the following is NOT a part of a neuron?
dendrites |
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axon |
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glial |
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axon hillock |
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membrane |
Question
23 of 25
LD50/ED50 is the
Lethal Ratio. |
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Therapeutic Ratio. |
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Index of Safety. |
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Therapeutic Index. |
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Ratio of Safety. |
Question
24 of 25
When a drug is taken orally, it is absorbed into the system ________ than other routes of administration.
Question
25 of 25
An enzyme is
a catalyst. |
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a metabolite. |
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a toxin. |
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a part of the kidney. |
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a mechanism for administering minute quantities of a drug directly into the brain. |