Inflammation
Inflammation is non specific mechanism of defence with characteristic signs of redness, swelling, heat, pain and altered function.
According to this inflammatory response, the microorganism like bacteria, virus etc enter in the body tissue through some injury - the microbes produce some toxic substances which kill tissue or cell.
The damaged cell release histamine which causes inflammation.
Infected area become red, warm and swollen and increase permeability of capillary wall.
The phagocytes show chemotactic response and are attracted by chemicals released from Inflammation area.
The phagocytes move towards infected or injured area engulf the invading microbes.
The dead microb and white blood corpsules from the pus in wound region.
Types of inflammatory response
1. Localized Inflammation
When inflammatory response occurs only in injured or infected are called localized Inflammation.
2. Systemic inflammation
When inflammatory response occurs throughout the body, called systemic inflammation.
Increased WBC, resulting fever or pyrexia.
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