The triangular depression in the medial surface of each lung, where blood vessels and the primary bronchi enter, is the:
A) lobule.
B) apex.
C) hilum.
D) base.

Name: The triangular depression in the medial surface of each lung, where blood vessels and the primary bronchi enter, is the: A) lobule. B) apex. C) hilum. D) base.
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Question

Quizplus · Accepted Answer

The hilum is the triangular depression on the medial surface of each lung where structures such as blood vessels, nerves, and the primary bronchi enter and exit the lung.

The Triangular Depression in the Medial Surface of Each Lung