Which one of the following statements about paracetamol poisoning is NOT true?Question 18Answera.Oral methionine may be a useful treatmentb.Activated charcoal should be given with a laxativec.If liver function tests are normal at 4 hours post ingestion, the liver has not been damagedd.Fifteen tablets may be a fatal overdosee.Paracetamol levels should be checked at 4 hours post ingestion

Which one of the following statements regarding paracetamol overdose is false?Question 4Answera.Kidney injury occurs by metabolite other than NAPQIb.The toxic metabolite in paracetamol overdose is NAPQIc.Patients getting anticonvulsant like phenytoin is high risk of liver injury from paracetamol overdosed.NAC is the antidote to paracetamol overdose

Indication for use activated charcoal include all these case except:Question 23Answera.after a poisoning with lithium, which is preferred more than emesisb.need to enhance elimination of some drugs from the bloodstreamc.in the presence of anticholinergic drug toxicityd.Used after ingestion to limit drug absorption from the gastrointestinal tract

Which of the following statements about the potency (strength) of toxic substances is true?Multiple choice question.For some toxic substances, a millionth of a gram (an amount invisible to the naked eye) can be lethal.If something is toxic, it is by definition lethal at minute doses.The potency of toxic substances varies, but minute doses are never lethal.Potency is predictable because all people respond similarly to a given dose.

Multiple Choice QuestionWhich of the following statements about the potency (strength) of toxic substances is true?Multiple choice question.The potency of toxic substances varies, but minute doses are never lethal.If something is toxic, it is by definition lethal at minute doses.Potency is predictable because all people respond similarly to a given dose.For some toxic substances, a millionth of a gram (an amount invisible to the naked eye) can be lethal.

Select all that applyIn assessing the danger of toxic substances, which of these statements are true?Multiple select question.Any exposure to toxic substances is unjustifiable.The dose makes the poison.Our increasing ability to detect traces of a substance sometimes means that though we can detect it, the level may be too low to cause harm.If a toxin can be detected, it is dangerous, no matter how low the level.Need help? Review these concept resources.