Chronic alcohol abuse damages T-cells, white blood cells, natural killer cells, and cytokines, all important components of the immune system.Cytokines are proteins made and released by one cell that affect the behavior of other cells (e.g., activate other cells) and cell–cell interactions. Correct answer: D They are responsible for regulating the production of new immune cells from precursor cells, activating lymphocytes and phagocytes, coordinating the cell-mediated and humoral immune responses, mediating the process of inflammation, and killing cells directly
Answer:
The correct answer of this question is option 2
Explanation:
HIV stands for human immunodeficiency virus and this virus is responsible for causing AIDS. This virus mainly spread through body fluid transfer so sexual contact is one of the main ways by which this virus can spread in individuals.
So to prevent the spread of this disease sexual contact should not occur without any protection because it can spread from that infected person to his partner during intercourse. Therefore the second statement is false because in that statement the patient is saying he can do sex without protection or barrier.
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