Which of the following selectively activates beta-2 receptors at low doses, making it possible to dilate bronchioles in the treatment of asthma?
A)salbuterol
B)atropine
C)metoprolol
D)neostigmine
E)curare

Question

Quizplus · Accepted Answer

Salbuterol selectively activates beta-2 receptors at low doses, leading to bronchodilation and making it a common treatment option for asthma. Atropine, metoprolol, neostigmine, and curare do not have the same selective activation of beta-2 receptors and are not used for treating asthma.

Which of the Following Selectively Activates Beta-2 Receptors at Low