Q. Which is NOT located at the level of the lower border of T4 vertebra? (Solved)
1. the most superior part of the arch of the aorta
2. azygous vein enters the superior vena cava
3. thoracic duct reaches the left side of the oesophagus as it ascends
4. ligamentum arteriosum
5. superficial and deep parts of the cardiac plexus
- a. the most superior part of the arch of the aorta