WHAT IS HUMAN BLOOD | ITS COMPONENTS | FOR UPSC PRELIMS | GENERAL SCIENCE | ALL COMPETITIVE EXAMS
Channel: Edumagg UPSC
Date: 2021-05-24

Human blood is the fluid connective tissue that circulates throughout the body. It supplies the necessary glucose, oxygen, nutrients that are needed for cell metabolism. It carries back the carbon-dioxide and the metabolic wastes produced during cell metabolic activities and excretes them from body.
Blood has two important components 1.Plasma  2.Formed elements
Plasma is the living part and liquid part of blood. It is the extracellular fluid. It looks like pale straw coloured fluid. It contains 92% of water. It consists of proteins, electrolytes, dissolved gases, nutrients and metabolic wastes. 
Formed elements are nothing but the living part of blood. They are the blood cells - Erythrocytes, Leukocytes and the platelets. Monocytes, a type of Leukocytes are the larger blood cells while platelets are the smaller cells. All these blood cells are produced in the bone marrow.

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