A victim is exposed to ricin once and dies. Is this chronic or acute poisoning?
Chronic
Acute
How is LD50 typically tested for?
Administering different doses of toxin to mice and observing results
Administering different doses of toxin to humans and observing results
Analyzing sources of the toxin and reading historical cases
Analyzing past records of poisonings
Nicotine has an LD50 of 10 mg/kg. Of children weighing 20 kg, what amount of nicotine would kill 50% of them?
10 mg
20 mg
100 mg
200 mg
Aflatoxin has an LD50 of 0.003 mg/kg. Copper sufate has an LD50 of 300 mg/kg. A horrible criminal wants to poison their victim with one lethal dose. Which poison should they use?
Aflatoxin
Copper sulfate
Strychnine is a poison found naturally in a species of nuts. It's LD50 is 2 mg/kg. Quinine is a poison found naturally in a species of tree. It's LD50 is 620 mg/kg. Which of these is most likely to be used for acute poisoning?