Which of the following are typical locations for the pulmonary β₂ receptors?
I.Airway smooth muscle
II.Alveolar interstitium
III.Vascular smooth muscle
IV.Submucosal glands

Question

Which of the following are typical locations for the pulmonary β₂ receptors? I.Airway smooth muscle II.Alveolar interstitium III.Vascular smooth muscle IV.Submucosal glands

Quizplus · Accepted Answer

Pulmonary β₂ receptors are concentrated in airway smooth muscle, airway epithelium, vascular smooth muscle, and submucosal glands, whereas the smaller number of β₂ receptors are restricted to alveolar walls and submucosal glands.

Which of the Following Are Typical Locations for the Pulmonary