NURSING EXAM QUESTIONS
TOXICOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Scientists determined that the LD50 for a particular chemical toxin was a dosage level of 125 milligrams per kilogram of body mass for a test population of rats. Assuming that the toxic effect observed in rats is the same for similar animals of larger size, what dosage level would be needed to kill 50% of the population of mammals who typically have a mass of 20 kg?
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2.5 g
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25 g
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250 g
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2, 500 g
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Explanation:
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