Q. Regarding the descending part of the thoracic aorta (Solved)
1. It is a component of the middle mediastinum
2. It begins at the level of T3 vertebra
3. It passes through the diaphragm behind the lateral arcuate ligament
4. It begins at the beginning of the arch of the aorta
5. It passes to the abdomen at the level of T12
- e. It passes to the abdomen at the level of T12