What Students Need to Know About Composition And Function Of Blood

Blood facts Approximately 8 of an adults body weight is made up of blood. Females have around 45 liters, while males have around 56 liters. This difference is mainly due to the differences in body size between men and women. Its mean temperature is 38 degrees Celsius. Red blood cells primary function is to transport oxygen between the lungs and tissues of the body. White blood cells, the cells of the immune system, provide defense against pathogens. Platelets are involved in clot formation during wound healing. Blood is an extracellular matrix tissue in which various blood cells are suspended in the plasma matrix. Blood is vital for normal metabolic function due to the transfer of oxygen, carbon dioxide, and glucose to and from the bodys tissues. It also transports a number of other cells and molecules throughout the body. It has a pH of making it slightly basic (less than 7 is considered acidic). Whole blood is about 4. 55. 5 times as viscous