A patient suffering from asthma has difficulty breathing and is treated with albuterol, a drug that relaxes bronchiolar smooth muscles. Albuterol acts as a(n)
A) cholinergic receptor antagonist
B) cholinergic receptor antagonist.
C) adrenergic receptor antagonist
D) adrenergic receptor agonist
E) inhibitor of kinase phosphorylases

Question

Quizplus · Accepted Answer

Albuterol is a bronchodilator that works as an adrenergic receptor agonist, specifically a beta-2 adrenergic receptor agonist. It binds to the beta-2 adrenergic receptor and activates it, resulting in smooth muscle relaxation in the bronchioles and dilation of the airways, making it easier to breathe.

A Patient Suffering from Asthma Has Difficulty Breathing and Is