What are common signs of exposure to chemical agents among victims?

• A. Loss of consciousness
• B. Change in skin color
• C. Loss of appetite
• D. Persistent coughing

Answer: (A)

Loss of consciousness is a significant indicator of exposure to chemical agents. When individuals are exposed to hazardous substances, especially at high concentrations, the respiratory system or central nervous system can be severely affected. This can lead to a lack of oxygen or direct neurological impairment, resulting in unconsciousness.

In contrast, while persistent coughing and changes in skin color can also be signs of chemical exposure, they are more variable and can reflect a range of conditions not solely linked to severe or acute chemical exposure. Loss of appetite is generally less specific and may indicate a broader range of health issues rather than being a direct consequence of chemical exposure. Therefore, loss of consciousness serves as a critical and urgent sign that requires immediate attention in the context of suspected chemical exposure.