Final answer:
Inflammation is a natural response of the body to injury, irritation, or infection. It is characterized by redness, heat, pain, and swelling. The signs and symptoms of inflammation include erythema, edema, heat, pain, and altered function. It is part of the innate immune response and serves to establish a physical barrier against infection and repair tissue damage.
Step-by-step explanation:
Inflammation is a condition in which the body reacts to injury, irritation, or infection. It is characterized by redness, heat, pain, and swelling.
The signs and symptoms of inflammation include erythema (redness), edema (swelling), heat, pain, and altered function. These symptoms are caused by increased blood flow into infected tissue and other processes.
Inflammation is part of the innate immune response and serves to establish a physical barrier against infection and repair tissue damage. It is a natural response of the body and can occur due to tissue injuries as well.