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प्रश्न
Explain the importance of epithelial surface in innate immunity.
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उत्तर
Epithelial surface:
The intact skin and mucous membranes (secrete mucous) covering the body, protects against invasion by microorganism(s).
- The healthy skin possesses bactericidal activity due to the presence of high concentrations of salt in drying sweat.
- Sebaceous secretions and long chain of fatty acids have bactericidal and fungicidal properties.
- The mucosa of the respiratory tract has several innate mechanisms of defense.
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संबंधित प्रश्न
Name any two types of cells that act as ‘cellular barriers’ to provide innate immunity in humans.
Suggest a method to ensure an anamnestic response in humans.
Name the following:
The category of immunity required in the treatment of snake-bite.
Mention one application for the following:
Cytokinin-barrier
Differentiate between B-cells and T-cells.
A similar disease generally does not reappear in a child due to the presence of which type of cells?
T-lymphocytes and B-lymphocytes are derived from ____________.
Which type of T-cells are responsible for producing lymphokines and stimulation of B- cells?
Which cells deliver co-stimulatory signals for helper T-cells?
On coming in contact with an antigen, a sensitized T-lymphocyte produces ____________.
