Clonidine can be used in the treatment of patients with hypertension. How does clonidine work?
A. Stimulates alpha-2 receptors in the CNS to reduce sympathetic outflow to blood vessels and the heart.
B. Blocks beta receptor stimulation of the heart and on peripheral blood vessels.
C. Stimulates beta receptors on peripheral blood vessels to cause vasodilation.
D. Stimulates cholinergic receptors to slow the heart rate.