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MRCS Pharmacology Exam Questions With Correct Answers

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MRCS Pharmacology Exam Questions With Correct Answers Which receptors does dobutamine target? - answerBeta 1 Which receptors does adrenaline target? - answerAlpha 1 and 2, beta 1 and 2 Which receptor does noradrenaline target? - answerAlpha 1 Which receptor does dopamine target? - answerD 1 an...

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  • October 18, 2024
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©SIRJOEL EXAM SOLUTIONS
10/11/2024 1:41 PM



MRCS Pharmacology Exam Questions With
Correct Answers


Which receptors does dobutamine target? - answer✔Beta 1


Which receptors does adrenaline target? - answer✔Alpha 1 and 2, beta 1 and 2


Which receptor does noradrenaline target? - answer✔Alpha 1


Which receptor does dopamine target? - answer✔D 1 and 2. D1 causes renal and spleen

vasodilation and d2 inhibits release of noradrenaline


How does rifampicin work? - answer✔Inhibits rna synthesis


Which antibiotics inhibit dna synthesis? - answer✔Quinolones


Metronidazole

Sulphonamides

Trimethoprim


How does ciprofloxacin work? - answer✔Inhibits dna synthesis


Which antibiotics inhibit protein synthesis? - answer✔Aminoglycosides

, ©SIRJOEL EXAM SOLUTIONS
10/11/2024 1:41 PM


Chloramphenicol

Macrolides

Tetracyclines


Which anticoagulant causes hyperkalemia? - answer✔Heparin


How do bisohosphonates work? - answer✔Directly inhibit osteoclasts. Also cause inhibition of

calcium phosphate crystals in the bone from breaking down


What is the difference between morphine and pethidine? - answer✔Pethidine is structurally

different. Has 10% the potency of morphine.


What is the toxic metabolite in pethidine? - answer✔Norpethidine - cleared by the kidney but

accumulates in renal failure. Can result in muscle twitching and convulsions


How is morphine excreted? - answer✔renal excretion


How is morphine metabolized? - answer✔phase 2 metabolism (glucuronidation) in the liver


Which drugs increase gastric emptying? - answer✔Metoclopramide


Erythromycin


Which drugs slow gastric emptying? - answer✔Ondansetron

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