Also see user session. In telecommunication, a session is a series of interactions between two communication end points that occur during the span of a single connection.
The path of blood through the heart begins with the right atrium receiving blood, which has circulated through most of the body. This blood is relatively low in oxygen because most of it has already been delivered to different organs and tissues.
Best Answer: Blood leaves the body tissues via various veins and enters the right atrium of the heart via the vena cava.lows through the bicuspid valve to the left ventricle. Pumped out of the left ventricle through a semi lunar valve into the aorta. Branches through series of arteries to all parts of the body. Then the whole process starts again!!!