A bronchus enters the lung at the ________ (an indentation on the medial surface of the lung)
A) alveolus
B) hilum
C) diaphragm
D) apex
B
Explanation: A) The bronchus does not enter the lung at the alveolus.
B) Correct!
C) The bronchus does not enter the lung at the diaphragm.
D) The apex is the rounded top, not an indentation, of the lung.
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