Salma Ahmed
English Lit. GCSE Student
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What are the roles of leucocytes in Phagocytosis and secretion of antibodies?
- Words:
- 1267
- Submitted:
- Wed Feb 11 2004
Have a little read: ... What are the roles of leucocytes in Phagocytosis and secretion of antibodies? The roles of cellular components of the blood are vital in the transport of respiratory gases and in the defence against disease. The role of white blood cells (also known as leucocytes) are concerned with the defence of the body against disease. Leucocytes are nucleated cells present in the blood. They are less numerous in comparison to red blood cells: there are around 7000 per nm³ of blood compared with 5000000 red cells. There are three main types of leucocytes; these are neutrophils and monocytes, which carry out the process of Phagocytosis, which involves engulfing, and destroying the bacteria. Lymphocytes are the third and they secrete antibodies and help form part of the body's immune system. One of the functions of lysosomes is to digest material taken into the cell body by the process of Phagocytosis. Once a white cell
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