The left ventricle pumps blood through the aortic semilunar valve into the aorta. From the aorta, blood enters into systemic circulation throughout the body tissues until it returns to the heart via the vena cava and the cycle repeats.he left ventricle pumps blood through the aortic semilunar valve into the aorta. From the aorta, blood enters into systemic circulation throughout the body tissues until it returns to the heart via the vena cava and the cycle repeats.
The signs and symptoms of superior mesenteric artery syndrome vary but may include: 1  Feeling full quickly when eating. 2  Bloating after meals. 3  Burping (belching)  Nausea and vomiting of partially digested food or bile-like 1  liquid. Small bowel obstruction.  Weight loss.
Rest may help treat superior mesenteric artery syndrome. Surgery may be required to treat superior mesenteric artery syndrome. Belching is a common symptom of mesenteric artery syndrome. Superior mesenteric artery syndrome occurs when the duodenum is compressed by a large artery in the abdomen.Stomach cramps and abdominal pain are common symptoms of superior mesenteric artery syndrome.A diagram of the aorta, including the superior mesenteric artery.est may help treat superior mesenteric artery syndrome. Surgery may be required to treat superior mesenteric artery syndrome. Belching is a common symptom of mesenteric artery syndrome. Superior mesenteric artery syndrome occurs when the duodenum is compressed by a large artery in the abdomen.