Can You Master Hypertensive Cases at 190/120 Blood Pressure?How does labetalol work to lower blood pressure in hypertensive emergencies?55%Next Correct Incorrect Labetalol blocks both alpha and beta receptors to reduce BP effectively. How does labetalol work to lower blood pressure in hypertensive emergencies? Pure beta-1 blockade Combined alpha- and beta-adrenergic blockade Calcium-channel blockade Pure alpha-1 blockade 55%
