1. Name: LEVVA SOFIA Number: 27108 E-mail: s_levva@hotmail ...
A coating of fluid separates the two layers of membrane, letting the heart move as
it beats, yet still be attached to your body. The heart weighs between ... The blood
is the transport system by which oxygen and nutrients reach the body's cells, and
waste materials, by those cells, are carried away. In addition, blood carries ...