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Classification and Pharmacological Effects of β-Receptor Blockers Quiz

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Classification and Pharmacological Effects of β-Receptor Blockers Quiz

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Questions and Answers

Which of the following is a selective β1 blocker used in the treatment of glaucoma?

Propranolol

Timolol (correct)

Pindolol

Bisoprolol

Which of the following is NOT a use of β blockers?

Prophylaxis of migraine

Treatment of hyperthyroidism (correct)

Management of anxiety disorders

Treatment of hypertension

Which of the following is a common adverse effect of non-selective β blockers?

Hyperthyroidism

Hyperglycemia

Bronchospasm (correct)

Hypertension

What is the mechanism of action of propranolol in reducing portal hypertension in liver cirrhosis?

It causes splanchnic vasoconstriction and decreases portal blood flow Signup and view all the answers

Which of the following is an absolute contraindication for the use of β blockers?

Bronchial asthma Signup and view all the answers

What is the recommended approach for discontinuing β blockers after prolonged use?

Gradual withdrawal Signup and view all the answers

Which of the following is a relative contraindication for the use of β blockers?

Diabetes mellitus Signup and view all the answers

Which of the following adverse effects of β blockers is related to their blockade of β2 receptors in skeletal muscles?

Tiredness and fatigue Signup and view all the answers

Which of the following conditions is a relative contraindication for the use of β blockers?

Peripheral vascular disease Signup and view all the answers

Which of the following adverse effects of β blockers is related to their central nervous system effects?

Night mares and depression Signup and view all the answers