Place the following structures of the respiratory tree in the order in which air passes through them.
1)secondary bronchi
2)bronchioles
3)primary bronchi
4)alveoli
5)terminal bronchioles
A) 4, 1, 2, 3, 5
B) 1, 3, 5, 2, 4
C) 3, 1, 5, 2, 4
D) 3, 1, 2, 5, 4
E) 1, 3, 2, 5, 4

Question

Quizplus · Accepted Answer

Air enters the respiratory tree through the primary bronchi (3), then passes through the secondary bronchi (1), bronchioles (2), terminal bronchioles (5), and finally reaches the alveoli (4) for gas exchange.

Place the Following Structures of the Respiratory Tree in the Order