Arrange the following structures in the order air passes through them during inhalation.
(1) Alveolar ducts
(2) Alveolus
(3) Respiratory bronchiole
(4) Terminal bronchiole
A) 1, 2, 3, 4
B) 2, 1, 3, 4
C) 4, 3, 1, 2
D) 3, 2, 1, 4
E) 4, 3, 2, 1

Question

Quizplus · Accepted Answer

During inhalation, air passes through the airways in the following order: terminal bronchiole (4), respiratory bronchiole (3), alveolar ducts (1), and finally the alveolus (2).

Arrange the Following Structures in the Order Air Passes Through