Q. In the mediastinum: (Solved)
1. the pulmonary trunk divides anterior to the left main bronchus
2. the pulmonary trunk divides anterior to the carina
3. the left and right lung inferior lobes each have four segments
4. the upper lobe of the right lung reaches the 5th costochondral junction anteriorly in the rest position
5. the left lung inferior lobe has five segments and the right has four
- a. the pulmonary trunk divides anterior to the left main bronchus