What are the Functions of blood?


  • Blood is the main circulatory medium in the human body. 
  • It is a red-coloured fluid connective tissue.

Functions of blood

  • Transport of respiratory gases (Oxygen and CO,).
  • Transport of digested food materials to the different body cells.
  • Transport of hormones.
  • Transport of nitrogenous excretory products like ammonia, urea and uric acid.
  • It is involved in the protection of the body and defence against diseases.
  • It acts as a buffer and also helps in the regulation of pH and body temperature.
  • It maintains proper water balance in the body.
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