The human heart oversees pumping oxygenated blood and nutrients to varied locations of the human body and gathering deoxygenated blood that contains carbon dioxide. A cardiac cycle is defined since the phases associated with changing deoxygenated blood to oxygenated blood during the lungs and pumping it by using the aorta https://manuelizobp.blognody.com/30102689/rumored-buzz-on-healthcare-trends