The closure of the tricuspid valve<span> prevents blood from backing into the </span>right atrium<span>and the opening of the pulmonary </span>valve<span> allows the blood to flow into the pulmonary artery toward the lungs. Left </span>Ventricle<span>: The left </span>ventricle<span> receives oxygenated blood as the left </span>atrium<span> contracts.</span>
I think that a condition which is related to your lifestyle, environment, and or hereditary that can increase the chance of someone developing a heart and blood vessel disease would be Alzheimer's and Dementia.
