NURSING ANM AND GNM

NURSING EXAM QUESTIONS

TOXICOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Lethal dose (LD50) values are determined by the amount of a substance that:
A
kills at least 50 individuals of the test population exposed to the substance
B
kills a test population when given at least 50 ml of the substance
C
kills at least 50% of the test population exposed to the substance
D
kills a test population when given at least 50g of the substance
Explanation: 
There is 1 question to complete.