But the most common uses for HGH are not FDA-approved. Some people use the hormone, along with other performance-enhancing drugs such as anabolic steroids in an attempt to build muscle and improve athletic performance. Yet HGH's effect on athletic performance is unknown.
Right ventricle to coronary artery connections (fistulae) in pulmonary atresia with intact ventricular septum: Clinical and histopathological correlations Right ventricle to coronary artery connections (fistulae) in pulmonary atresia with intact...
1 Pulmonary Circulation-oxygen-poor blood is pumped from the heart to the lungs and oxygenated blood returns to the heart from the lungs. 2  Systemic Circulation-oxygen-rich blood is pumped from the heart around the body.more accurately 'oxygen-poor' blood). 1  Deoxygenated blood leaves the right ventricle (RV) of the heart via the pulmonary artery. 2  The pulmonary artery divides into two main branches, the right pulmonary artery and the left pulmonary artery, which carry deoxygenated blood to the right and left lungs respectively.