Q. The oesophagus: (Solved)
1. is supported inferiorly by a sling of fibres from the left crus of the diaphragm
2. has its narrowest part at the opening of the diaphragm
3. has a blood supply from inferior thyroid arteries, oesophageal branches of aorta and branches of left gastric artery
4. has no contact with thoracic vertebrae
5. is crossed on the right by the arch of the aorta and azygous vein
- c. has a blood supply from inferior thyroid arteries, oesophageal branches of aorta and branches of left gastric artery