Ascending Aorta
- Origin and course:
- Arises from the base of LV, runs up
towards right and extends
up to the upper border of second right sternal costal junction.
- 5 cm in length, 2.5-3 cm in diameter
- Relationship
- Anteriorly
- The trunk of the main pulmonary artery
- Sternum
- Right lung and pleura
- Pericardium
- Thymus
- Posteriorly
- The left atrium
- Right pulmonary artery.
- Right main stem bronchus
- On right
- The superior vena cava and right
atrium, the former lying partly behind it
- On left
- Left atrium
- The main pulmonary artery.
- Branches
- Right Coronary Artery
- Left Coronary Artery