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What is the ld50?
What is the ld50?
- The dose that is lethal to 50% of the population (correct)
- The dose that is lethal to 10% of the population
- The dose that is lethal to 100% of the population
- The dose that is lethal to 25% of the population
What factors determine the dose of a toxicant entering the body?
What factors determine the dose of a toxicant entering the body?
- Environmental concentration, properties of the toxicant, frequency of exposure, length of exposure, and exposure pathway (correct)
- Environmental concentration and properties of the toxicant
- Environmental concentration, properties of the toxicant, and exposure pathway
- Frequency of exposure, length of exposure, and exposure pathway
What is the purpose of generating an ld50 curve?
What is the purpose of generating an ld50 curve?
- To determine the dose that is lethal to 100% of the population
- To determine the dose that is lethal to 25% of the population
- To determine the dose that is lethal to 10% of the population
- To determine the dose that is lethal to 50% of the population (correct)
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