Pharmacology - Mock Test 48

Question 471

Use of an emetic to remove the ingested poison is contraindicated in following poisonings except that by

A) Strychnine B) Caustic soda C) Ferrous sulfate D) Kerosene

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Question 472

The following statement is true in relation to ‘drug toxicity’ and ‘poisoning’

A) The two terms are synonymous B) When a toxic effect requires specific treatment, it is called poisoning C) A toxic effect which endangers life by markedly affecting vital functions is called poisoning D) Toxicity is caused by drugs while poisoning is caused by other harmful chemicals

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Question 473

A ‘toxic effect’ differs from a ‘side effect’ in that

A) It is not a pharmacological effect of the drug B) It is a more intense pharmacological effect that occurs at high dose or after prolonged medication C) It must involve drug induced cellular injury D) It involves host defence mechanisms

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Question 474

The side effect of a drug which has been used as a therapeutic effect in another condition is

A) Constipation caused by codeine B) Cough caused by captopril C) Uterine stimulation caused by quinine D) Diarrhoea caused by ampicillin

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Question 475

Which of the following is a type B (unpredictable) adverse drug reaction

A) Side effect B) Toxic effect C) Idiosyncrasy D) Physical dependence

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Question 476

An undesirable effect of a drug that occurs at therapeutic doses and can be predicted from its pharmacological actions is called

A) Side effect B) Toxic effect C) Allergic reaction D) Idiosyncrasy

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Question 477

In an anaesthetized dog, repeated intravenous injection of ephedrine shows the phenomenon of

A) Anaphylaxis B) Tachyphylaxis C) Idiosyncrasy D) Drug resistance

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Question 478

Significant tolerance does not develop to the following action of morphine

A) Analgesia B) Euphoria C) Sedation D) Miosis

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Question 479

Tolerance is generally not acquired to

A) Antisecretory action of atropine B) Sedative action of chlorpromazine C) Emetic action of levodopa D) Vasodilator action of nitrates

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Question 480

Drug cumulation is the basis of organ toxicity of the following drug when used for prolonged periods

A) Prednisolone B) Chloroquine C) Aspirin D) Hydralazine

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