Blood is the most vital element in our bodies as it has some amazing duties to fulfill such as regulating the consistency of the internal environment. Circulating blood makes the changing of conditions of life possible as well as how human endure climate variations and atmospheric pressure. It also regulates and alters the amount of how much physical activity can a human endure as well as gives us resistance and fends off physical injury as well as chemical poisons or other agents which can harm our bodies. It has an amazing structure and many components are of functional nature. Such mechanisms are paramount in terms of perceiving stimuli and more…