ASD110 Pharmacology of Substances of Abuse and Dependency

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
	cleft
	receptor sites
	transmitter

Question

2 of 25

Which of the following is always an inhibitory transmitter?

	norepinephrine
	epinephrine
	dopamine
	GABA
	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
	B. they are inhaled into the lungs and absorbed from there
	C. they run down the throat into the stomach
	D. none of the above
	E. A, B, and C are all correct

Question

4 of 25

Lipid is another name for

	skin.
	bone.
	fat.
	muscle.
	membrane.

Question

5 of 25

This neurotransmitter is responsible for food intake, weight control, and impulsivity control.

	Dopamine
	GABA
	Serotonin
	Acetylcholine

Question

6 of 25

A superconducting magnet is used in which type of imaging?

	EEG
	PET
	SPECT
	MRI
	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.
	the danger of infection.
	the danger of overdosing.

Question

8 of 25

All of the following are categories of psychoactive drugs except

	stimulants.
	hallucinogens.
	marijuana
	caffeine.

Question

9 of 25

Drugs administered by inhalation

	are not as potent as when they are administered by I.V.
	can never be eliminated in the breath.
	must be volatile gases.
	are delivered to the brain more rapidly than drugs administered by I.V.
	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.
	the limbic system.
	the central gray.
	the basal ganglia.
	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.
	the dose of the drug.
	the number of pills consumed.
	the size of the tablet.
	the concentration of the vehicle.

Question

12 of 25

Which of the following can alter the rate of metabolism of some drugs?

	A. age
	B. species
	C. use of other drugs
	D. none of A, B, and C
	E. A, B, and C are all correct

Question

13 of 25

Which of the following is not a transmitter?

	dopamine
	acetylcholinesterase
	GABA
	epinephrine
	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.
	the great brain barrier.
	the keratin layer.
	Bowman's Capsule.
	passive transport layer.

Question

15 of 25

The major excitatory neurotransmitter in the brain is

	acetylcholine.
	dopamine.
	GABA.
	endorphin.
	glutamate.

Question

16 of 25

A subcutaneous injection of a drug is sometimes known as

	snorting.
	skin popping.
	oral administration.
	an injection into the vein.

Question

17 of 25

The ED50 is the

	median lethal dose.
	the median effective dose.
	the medium lethal dose.
	the medium effective dose.
	none of the above.

Question

18 of 25

Psychoactive drugs reach brain tissue by way of

	injection.
	inhalation.
	lipids.
	the bloodstream.

Question

19 of 25

This neurotransmitter is responsible for the “reward” properties of electrical stimulation of the midbrain or limbic system.

	Serotonin
	Dopamine
	Acetylcholine
	Norepinephrine

Question

20 of 25

The three main routes of administration are

	oral, bloodstream, and respiration.
	oral, injection, and inhalation.
	oral, inhalation, and bloodstream.
	oral, injection, and bloodstream.

Question

21 of 25

When comparing the TI of two drugs

	the drug with the lower TI is safer.
	the drug with the higher TI is safer.
	the drug with the lower TI is the most therapeutically useful.
	the drug with the higher TI is the least therapeutically useful.
	none of the above

Question

22 of 25

Which of the following is NOT a part of a neuron?

	dendrites
	axon
	glial
	axon hillock
	membrane

Question

23 of 25

LD50/ED50 is the

	Lethal Ratio.
	Therapeutic Ratio.
	Index of Safety.
	Therapeutic Index.
	Ratio of Safety.

Question

24 of 25

When a drug is taken orally, it is absorbed into the system ________ than other routes of administration.

	faster
	slower

Question

25 of 25

An enzyme is

	a catalyst.
	a metabolite.
	a toxin.
	a part of the kidney.
	a mechanism for administering minute quantities of a drug directly into the brain.

Bottom of Form

10 years ago

Report issue

ASD110 Pharmacology of Substances of Abuse and Dependency

NOT RATED

Purchase the answer to view it

which_of_the_following_is_not_found_a.docx