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Pharmacology of Beta Adrenergic Receptors

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Pharmacology of Beta Adrenergic Receptors

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Questions and Answers

What is the primary effect of alpha-1 adrenomimetic drugs on the cardiovascular system?

Increased blood pressure (correct)

Decreased heart rate

Increased sympathetic tone

Decreased blood pressure

Which of the following alpha adrenomimetic drugs is used to treat hypertension?

Clonidine (correct)

Oxymetazoline

Phenylephrine

Methoxamine

What is the effect of beta-1 adrenomimetic drugs on the heart?

Decreased heart rate

Decreased cardiac contractility

Increased cardiac contractility (correct)

Increased sympathetic tone

Which of the following is a non-selective alpha agonist?

Methoxamine Signup and view all the answers

What is the primary effect of alpha-2 adrenomimetic drugs on the central nervous system?

Decreased sympathetic tone Signup and view all the answers

What is the primary effect of beta-2 adrenomimetic drugs on the bronchial smooth muscle?

Bronchodilation Signup and view all the answers

Which of the following drugs is a selective beta-1 agonist?

Dobutamine Signup and view all the answers

What is the primary effect of alpha adrenomimetic drugs on blood pressure?

Increase Signup and view all the answers

Which of the following is a clinical use of beta-2 adrenomimetic drugs?

Asthma Signup and view all the answers

What is the primary role of beta-3 receptors in the body?

Lipolysis Signup and view all the answers