NU641 Week 2 Quiz Study Guide: Antihypertensive Agents

Alpha-1 adrenergic receptor stimulation causes: - Answer- vasoconstriction and an increased blood pressure Alpha-1 adrenergic receptor blockade results in: - Answer- vasodilation and reduced blood pressure The only alpha-1 adrenergic receptor blocking drugs used to treat hypertension include: - Answer- prazosin and alfuzin What can occur with the first dose of an alpha-1 receptor blocking agent? - AnswerOrthostatic hypotension Beta adrenergic blocking agents: - Answer- propranolol, metoprolol, esmolol (shortacting), atenolol, nadolol Beta-1 adrenergic stimulation results in: - Answer- increased heart rate, increased blood pressure and increased cardiac output Beta-1 adrenergic blockade results in: - Answer- reduced heart rate, reduced blood pressure and reduced cardiac output Beta blocking agents include: - Answer- nonselective agents (e.g., propranolol) that block beta-2 receptors in the lungs