Within seconds blood rushes through a well oiled machine that is the body and concentrates back to the heart awaiting yet another race! Fascinating! though, why is it so important? Let us take a look at what this oil to the body contains. With more than half of the blood made up of plasma, it is varied in its contents from the solid compact cells, proteins and fragments to the intangible electrolytes all playing different roles to maintain a state we all have sung long enough- homeostasis. Deep in the divisions we have up to 92% of the plasma itself being purely water,1% electrolytes and the remaining 6% plasma proteins.