The nurse is teaching a group of community members about common potentially toxic substances. Which vitamin or mineral supplement would be addressed in this instruction?
1. Iron
2. Vitamin C
3. Zinc
4. Salt
Correct Answer: 1
Rationale 1: The most common dangerous substances can poison, such as medicines and iron pills.
Rationale 2: Vitamin C is water-soluble and rarely toxic.
Rationale 3: Zinc is a mineral not known to be toxic.
Rationale 4: Salt is not known to be toxic.
Global Rationale: The most common dangerous substances can poison, such as medicines and iron pills. The remaining substances do not have high toxicity.
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