What is the function of blood, Before discussing what is the function of blood? We need to know its basic nature. Blood is the main fluid in the body. An adult person has 4-6 liters of blood. About 6-8 bodyweight presents are blood.
What is the function of blood?
Blood plays a very important role in the body. Without blood, absence of life. So the blood is called the river of life. Blood contains several components. Each component has a specific function.
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The function of blood plasma
Blood plasma has the following function
- Food transport: Plasma transports food material such as glucose, amino acids, fatty acids, vitamins, and mineral salts. These are transported from the digestive tract and liver to all tissues of the body. Growth, repair, and energy are maintained by this food material.
- Oxygen transport: Plasma carries a small amount of oxygen. It is from the lungs to the tissues for the oxidation of food.
- Carbon dioxide transport: Plasma picks up carbon dioxide from tissue and transports it to the lungs for elimination from the body.
- Waste product transportation: Plasma carries nitrogenous wastes, such as urea, uric acid, and creatinine. It is from the liver and tissues to the kidney for elimination in the urine.
- Hormone transport: The endocrine glands secrete their hormone directly into the blood. Which are carried by target organs.
Supply of Raw Material: Plasma supplies raw material to the glands for the preparation of their products.
- Regulation of water balance: plasma regulates the water balance of the body. It supplies water to the tissues and receives the excess water formed in the metabolic process.
- PH regulation: Plasma helps regulate the pH of body fluids. Contains buffer materials such as protein and mineral salts. Which can neutralize the acids and bases that enter the blood.
- Regulation of body temperature: Plasma carries heat from heat-producing tissues. Transfer there is a need for heat or where it can be dissipated.
- Immunity: Antibodies present in plasma provide immunity against certain diseases.
Blood cell function
Oxygen Transport: Red blood cells carry oxygen bound to hemoglobin as oxyhemoglobin from the lungs to the tissue for the oxidation of food and the release of energy.
Carbon dioxide transport: Blood cells transport a small amount of Co2 as carbohemoglobin from tissues to the lungs for elimination from the body.
WBC function: White blood cells act like soldiers and bodybuilders. They help the formation of scars after injury to heal wounds. They also form collagen and elastin fibers.
Platelet Function: Blood clotting helps save lives after any injury. Platelets play a vital role in blood clotting.