NURSING EXAM QUESTIONS
TOXICOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A urine sample collected from a victim had a garlic smell. What substance should the toxicologist be looking for?
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thallium
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mercury
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ricin
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arsenic
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Explanation:
Detailed explanation-1: -Arsine is a colorless, flammable, and highly toxic gas. It has a garlic-like or fishy odor that can be detected at concentrations of 0.5 ppm and above.
Detailed explanation-2: -Give atropine. Atropine competes with acetylcholine at the muscarinic receptors which should counteract most of the patient’s symptoms.
Detailed explanation-3: -A characteristic test for arsenic involves the reaction of AsH3 with Ag+, called the Gutzeit test for arsenic.
There is 1 question to complete.