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MCQS
Year : 2015  |  Volume : 20  |  Issue : 1  |  Page : 117-118

Multiple choice questions on toxicology


Date of Web Publication19-Feb-2015

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How to cite this article:
. Multiple choice questions on toxicology. J Mahatma Gandhi Inst Med Sci 2015;20:117-8

How to cite this URL:
. Multiple choice questions on toxicology. J Mahatma Gandhi Inst Med Sci [serial online] 2015 [cited 2019 Sep 22];20:117-8. Available from: http://www.jmgims.co.in/text.asp?2015/20/1/117/151735

1. A person was brought by police from the railway platform. He is talking irrelevant. He is having dry mouth with hot skin, dilated pupils, staggering gait and slurred speech. The most probable diagnosis is

  1. Alcohol intoxication
  2. Carbamates poisoning
  3. Organophosphorous poisoning
  4. Dhatura poisoning


2. Regarding methanol poisoning assertion: Administration of ethanol is one of the treatment modalities

Reason: Ethanol inhibits alcohol dehydrogenase

Please select the most correct option from the following:

  1. Both assertion and reason are true, and the reason is the correct explanation for the assertion
  2. Both assertion and reason are true, and the reason is not the correct explanation for the assertion
  3. Assertion is true, but the reason is false
  4. Assertion is false, but the reason is true


3. In methyl alcohol poisoning, there is central nervous system depression, cardiac depression and optic nerve atrophy. These effects are produced due to:

  1. Formaldehyde and formic acid
  2. Acetaldehyde
  3. Pyridine
  4. Acetic acid


4. A 39-year-old carpenter has taken two bottles of liquor from the local shop. After about an hour, he develops confusion, vomiting and blurring of vision. He has been brought to the emergency department. He should be given

  1. Naloxone
  2. Diazepam
  3. Flumazelnil
  4. Ethyl alcohol


5. Phosphine liberated in the stomach in aluminum phosphide poisoning is toxic to all except

  1. Lungs
  2. Kidneys
  3. Liver
  4. Heart


6. Paraquat poisoning causes

  1. Renal failure
  2. Cardiac failure
  3. Respiratory failure
  4. Multiple organ failure


7. Ecstasy toxicity causes

  1. Hypereflexia
  2. Trismus
  3. Dilated pupils
  4. Visual hallucinations
  5. All of the above


8. A housewife ingests a rodenticide white powder accidentally. She is brought to hospital where the examination shows generalized, flaccid paralysis and an irregular pulse. electrocardiogram shows multiple ventricular ectopics, generalized changes with ST-T. Serum potassium is 2.5 mEq/L. The most likely ingested poison is:

  1. Barium carbonate
  2. Super warfarins
  3. Zinc phosphide
  4. Aluminum phosphide


9. All of the following are treatment options for toxic alcohol poisoning except

  1. Fomepizole
  2. Hydroxycobalamin
  3. Thiamine
  4. Folic acid
  5. Pyridoxine


10. Hyperthermia in a patient of poisoning is a pointer to all except

  1. Ecstasy
  2. Selective serotonin reuptake inhibitor
  3. Salicylates
  4. Chlorpromazine


11. Ophotoxemia refers to

  1. Organophosphorous poisoning
  2. Heavy metal poisoning
  3. Scorpion venom poisoning
  4. Snake venom poisoning


12. Elapidaes are

  1. Vasculotoxic
  2. Neurotoxic
  3. Musculotoxic
  4. Nontoxic


13. The most useful bedside test to suggest snake bite envenomation is

  1. Prothrombin time
  2. 20 min whole blood clotting time
  3. International normalized ratio
  4. Platelet count


14 A 12-year-old boy had an alleged history of snake bite and presented to the hospital with inability to open eyes well and difficulty in breathing. He is very anxious and is having tachycardia and tachypnea. On examination bite mark cannot be visualized and there is no swelling of the limb. He has bilateral ptosis. His 20 min whole blood clotting test is good quality. What is the next course of action?

  1. Don't give anti-snake venom (ASV), but observe the patient
  2. Give ASV and keep the patient in observation
  3. Give ASV, and give neostigmine and observe the patient
  4. Reassure the patient and send him home with anxiolytic


15. Magnan's symptoms are characteristic symptoms with which poisoning?

  1. Alcohol
  2. Charas
  3. Cocaine
  4. Ecstasy






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