Here are the steps for blood flow to the heart:
<span>to the superior and inferior vena cava,then to the right atrium.through the tricuspid valve.to the right ventricle.through the pulmonic valve.to the pulmonary artery.<span>to the lungs.</span></span>
Cobalt is the requirement that we need on a daily
At least 16 hours<span> but no longer than </span>four days<span>. Hope this is right :)</span>