Occupational and Environmental Health: Recognizing and Preventing Disease and Injury - Multiple Choice Questions - Learn & Prevent

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Prepare for the Occupational and Environmental Health exam with our multiple-choice questions designed to help you recognize and prevent disease and injury. Study effectively and gain confidence for your upcoming test!

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What can the excretion rate of a toxic substance indicate?

  1. The substance's molecular weight

  2. The severity of exposure to the substance

  3. The nutritional status of the exposed individual

  4. The age of the exposed individual

The correct answer is: The severity of exposure to the substance

The excretion rate of a toxic substance can indicate the severity of an individual's exposure to the substance. This is because the body will often increase its excretion of a toxic substance if it has been exposed to a high amount of it. Options A, C, and D are incorrect because the molecular weight of a substance, the nutritional status of an individual, and their age do not directly affect the body's excretion rate of a toxic substance.