Drugs and alcohol abuse — practice questions

Question 1 · difficulty L2 · understanding

Why can repeated use of an addictive drug lead to dependence?

• A. Addictive drugs have no effect on the brain
• B. The drug permanently removes all neurotransmitters
• C. Dependence occurs only after one exposure
• D. Repeated use reinforces neural reward pathways

Question 2 · difficulty L3 · understanding

$$\text { Match List I with List II: }$$ $$\text { List I (Drug) }$$ $$\text { List II (Effect) }$$ A. Nicotine I. Causes sense of euphoria and increased energy B. Morphine II. Stimulates adrenal gland to release catecholamines into blood circulation C. Heroin III. Effective sedative and painkiller D. Cocaine IV. A depressant; slows down body function Choose the correct answer from the options given below:

• A. A-III, B-II, C-IV, D-I
• B. A-II, B-III, C-I, D-IV
• C. A-II, B-III, C-IV, D-I
• D. A-III, B-II, C-I, D-IV

Question 3 · difficulty L3 · understanding

Match List I with List II: List - I List - II A. Cocaine I. Effective sedative in surgery B. Heroin II. Cannabis sativa C. Morphine III. Erythroxylum D. Marijuana IV. Papaver somniferum Choose the correct answer from the options given below:

• A. A-IV, B-III, C-I, D-II
• B. A-I, B-III, C-II, D-IV
• C. A-II, B-I, C-III, D-IV
• D. A-III, B-IV, C-I, D-II

Question 4 · difficulty L3 · understanding

Match List I with List II. List I List II (A) Heroin (I) Effect on cardiovascular system (B) Marijuana (II) Slow down body function (C) Cocaine (III) Painkiller (D) Morphine (IV) Interfere with transport of dopamine Choose the correct answer from the options given below:

• A. A-I, B-II, C-III, D-IV
• B. A-IV, B-III, C-II, D-I
• C. A-III, B-IV, C-I, D-II
• D. A-II, B-I, C-IV, D-III

Question 5 · difficulty L3 · application

Why is combining alcohol with other psychoactive substances especially risky?

• A. Their effects can intensify
• B. Alcohol neutralises all other drugs
• C. The substances always cancel one another
• D. Only the liver is affected