Advertisements
Advertisements
Question
Explain the importance of epithelial surface in innate immunity.
Advertisements
Solution
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.
APPEARS IN
RELATED QUESTIONS
Write a note on ‘artificial acquired active immunity’.
An antiviral protein released from infected and dying cells is ______.
How does the human body respond when vaccine is introduced into it?
Enlist the four types of T- lymphocytes, responsible for immune response of our body.
____________ is a foreign substance capable of stimulating an immune response.
A similar disease generally does not reappear in a child due to the presence of which type of cells?
Virally infected cells release ______ to protect healthy cells from viral infection.
The type of immunity generated by the transfer of lgA from mother to child is ____________.
Macrophages coat bacteria to facilitate their subsequent phagocytosis. This process is known as ____________.
______ is secreted by killer T - cells.
