Psych 30 Practice Quiz Chapter 5 (Questions) How and Why Drugs Work

1:Which of the following could contribute to individual variability in drug responses?

A: time of day
B: acidity of urine
C: size of the person
D: All of the above

2:Select the incorrect statement

A: Potency is determined by the amount of drug necessary to cause a given effect.
B: A very potent drug often is effective at low doses.
C: Toxicity is not always related to dosage in a simple linear relationship.
D: Toxicity of a drug is unrelated to its potency.

3:It is estimated that as many as ______people die each year from mixing alcohol with CNS depressants

A: 300
B: 2000
C: 3000
D: 20000

4:You have discovered that you require at least 300 mg of aspirin to get any pain relief. Which of the following terms best describes this phenomenon?

A: plateau dose
B: biological half-life
C: threshold dose
D: cumulative effect

5:Select the incorrect statement

A: There are usually substantial differences in the way males and females respond to drugs.
B: Usually the elderly should be given lower doses than other adults to avoid adverse effects.
C: The condition of pregnancy can increase a woman's vulnerability to drug side effects
D: A history of hepatitis often results in a longer duration of drug effects and increased likelihood of side effects.

6:Select the incorrect statement concerning psychological dependence

A: It can occur independent of physical dependence.

B: It often occurs from using drugs with abuse potential.

C: It can cause intense craving and lure former drug abusers back to their drug habits.

D: It causes severe physical discomfort and rebound when drug use is stopped.

7:Most drug abusers are single drug users.

A: TRUE

B: FALSE

8:Not all drugs can enter the brain once they get into the blood.

A: TRUE

B: FALSE

9:The effects of acute and chronic use with the same drug can be different.

A: TRUE

B: FALSE

10:Offspring of alcoholics are more likely to develop alcohol dependency than children of non-alcoholic parents.

A: TRUE

B: FALSE

Psych 30 Practice Quiz Chapter 5 (Answers) How and Why Drugs Work

1: Which of the following could contribute to individual variability in drug responses?

D: All of the above (time of day, acidity of urine, size of the person)

2: Select the incorrect statement.

D: Toxicity of a drug is unrelated to its potency.

3: It is estimated that as many as ______people die each year from mixing alcohol with CNS depressants.

C: 3000

4: You have discovered that you require at least 300 mg of aspirin to get any pain relief. Which of the following terms best describes this phenomenon?

C: threshold dose

5: Select the incorrect statement.

A: There are usually substantial differences in the way males and females respond to drugs.

6: Select the incorrect statement concerning psychological dependence.

D: It causes severe physical discomfort and rebound when drug use is stopped.

7: Most drug abusers are single drug users.

B: FALSE

8: Not all drugs can enter the brain once they get into the blood.

A: TRUE

9: The effects of acute and chronic use with the same drug can be different.

A: TRUE

10: Offspring of alcoholics are more likely to develop alcohol dependency than children of non-alcoholic parents.

A: TRUE