The First Branch from the Trachea is the ________

Question

The first branch from the trachea is the ________.
A) alveoli
B) primary bronchus
C) secondary bronchus
D) hilus

Accepted Answer

The first branch from the trachea is the primary bronchus. The secondary bronchi are branches that come from the primary bronchi. The alveoli are small sacs in the lungs where gas exchange occurs. The hilus is the indentation on the surface of the lung where blood vessels, nerves, and bronchi enter and exit.