Question 1

Which receptor is primarily responsible for increasing heart rate?

Accepted Answer

β1 receptors present in the heart increase heart rate and contractility.

Question 2

Which drug is the antidote for heparin?

Accepted Answer

Protamine sulfate neutralizes the anticoagulant effect of heparin.

Question 3

Which of the following are loop diuretics? (Select all that apply)

Accepted Answer

Furosemide, Torsemide and Bumetanide are loop diuretics, whereas Hydrochlorothiazide is a thiazide diuretic.

Question 4

Which neurotransmitter is deficient in Parkinson's disease?

Accepted Answer

Degeneration of dopaminergic neurons in the substantia nigra causes Parkinson's disease.

Question 5

Match the following drugs with their class:

Accepted Answer

Atenolol is a β-blocker, Losartan is an ARB and Verapamil is a calcium channel blocker.

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