The hilum of the lung
A. serves to anchor all pulmonary structures to the mediastinum.
B. is the point of exit of exhaled air.
C. is an indented area through which the bronchi, pulmonary vessels, lymphatic vessels, and nerves pass.
D. is the point of entrance for inhaled air.
E. is an elevated area through which the trachea, pulmonary vessels, and nerves pass.
Answer: C
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