Question
Identify this structure of lung and what enters into it?
A. Primary/Principal bronchus
B. Secondary bronchus
C. Tertiary bronchus
D. Bronchiole
Show Answer
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Correct Answer » A
Explanation
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Ans;A. Primary/Principal bronchus
given structure is hilum of lung
The root (hilum) of lung is made up of following structures :‑
- Principal bronchus on the left side, and eparterial and hyparterial bronchi on the right side.
- Two pulmonary veins, superior and inferior.
- Bronchial arteries, one on the right side and two on the left side.
- Anterior and posterior pulmonary plexuses of nerves.
- Bronchopulmonary lymph nodes.
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