Chapter 6: Sympathomimetics and Sympatholytics

Chapter 6: Sympathomimetics and Sympatholytics

Stimulation of which of the following receptors results in bronchodilation?

a. β₂

b. β₁

c. α₁

d. α₂

Which of the following drugs would delay the clinical manifestations of hypoglycemia?

a. Mirabegron

b. Doxazosin

c. Propranolol

d. Clonidine

Which of the following receptors is coupled to a G_q coupling protein?

a. β₁

b. α₁

c. α₂

d. Dopamine

Stimulation of which of the following receptors would result in a reflex bradycardia?

a. β₁

b. α₁

c. β₂

d. Dopamine

Which of the following drugs would result in a reflex tachycardia?

a. Albuterol

b. Metoprolol

c. Phenylephrine

d. Doxazosin

Which of the following drugs inhibit both alpha and beta receptors?

a. Labetalol

b. Doxazosin

c. Metoprolol

d. Phenylephrine

Which of the following is not a positive effect resulting from stimulation of β₁ receptors in the heart?

a. Phenotropic

b. Chronotropic

c. Dromotropic

d. Inotropic

Which of the following drugs would most likely exacerbate dyspnea in an individual with chronic obstructive lung disease?

a. Atenolol

b. Metoprolol

c. Pindolol

d. Timolol

Which of the following drugs would be used in the treatment of overactive ...