Question

Explain the types of barrier of innate immunity

Answer 1

Skin. The simplest way to avoid infection is to prevent microorganisms gaining access to the body. The skin has an external coating of dead cellsMany of the cells of the immune system have a phagocytic ability, at least at some point during their life cycles. Phagocytosis is an important and effective mechanism of destroying pathogens during innate immune responses. ... When pathogens breach the body's barrier defenses, macrophages are the first line of defense.

Answer 2

Answer:

The barriers of innate immunity are:

(i) Physical barriers

(ii) Physiological barriers

(iii) Cellular barriers

(iv) Cytokine barriers