A client is prescribed an alpha1 antagonist for blood pressure control. When instructing the client, the nurse will include that this medication performs which action?

Question

Quizplus · Accepted Answer

Rationale 1: Alpha1 antagonists block alpha1 receptors on arterial smooth muscle, which directly lowers blood pressure.
Rationale 2: Alpha1 antagonists dilate veins, which indirectly lowers the blood pressure by decreasing venous return to the heart.
Rationale 3: Although a few agents selectively block alpha2-adrenergic receptors, they are used for research purposes and have no clinical application.
Rationale 4: Beta blockers reduce the heart rate.
Rationale 5: Beta blockers reduce the force of myocardial contraction.

A Client Is Prescribed an Alpha1 Antagonist for Blood Pressure