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प्रश्न
How does saliva act in body defence?
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उत्तर
Saliva acts as a self defence by preventing the entry of bacteria and fungi in mouth. Also saliva cuts as a barrier against irritants, toxins etc. Saliva also acts as a healing agent for cut and wounds.
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संबंधित प्रश्न
All are peripheral lymphoid organs except ____________.
Which is not a macrophage?
Cell mediated immunity is carried out by ____________ while humoral immunity is mainly carried out by ____________.
B Cells are activated by ____________.
B cells that produce and release large amounts of antibody are called ____________.
Raja is injured and got swelling. The swelling is due to the infection of tissue is an example of ____________.
How does immune system work?
Name and explain the type of barriers which involve macrophages.
What are interferons? Mention their role.
What are the cells involved innate immune system?
