Which form of drug abuse involves most risk of infection with the HIV (AIDS) virus ?
Correct answer: C. Injection of heroine
- A. Cigarette smoking
- B. Using alcholo
- C. Injection of heroine
- D. Taking too much aspirin
- E. None of these
Explanation
Injecting heroin carries a high HIV risk when contaminated needles or syringes are shared, because infected blood enters the bloodstream directly. Smoking, alcohol and aspirin do not normally transmit HIV in this way.
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The human body is studied through its organ systems, including digestion, respiration, circulation, excretion, nervous coordination, reproduction and immunity. Coverage also includes nutrients and deficiency diseases, hormones, blood groups, common infections, vaccines, sanitation and basic first aid, while distinguishing communicable diseases from inherited and lifestyle disorders.
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