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.
Blood is a liquid that circulates through the body via a pathway of blood vessels, arteries and veins, carrying nutrients, oxygen, antibodies and other necessities of life to every cell and tissue throughout the entire body.Blood is also the means by which waste and waste byproducts are removed from the cells.f course, we donât have little vehicles speeding through our veins, so how does blood do this? Whole blood is made up of red blood cells, white blood cells and platelets, all which are suspended in a fluid called plasma. Each of these components of our blood has a very specific and important job.