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.
The point of blood vessels is to carry blood throughout the body. Arteries and veins are the largest of the blood vessels. Arteries move blood, which contains oxygen and â¦ nutrients to muscles and organs and veins carry the blood back to the heart.