An area of infection go red and feel hot because the white blood cells gather in the area of infection and the battle commences. And more blood is directed to the area to allow more white blood cells to get to the microbes.
The four most common indicators of the inflammatory response are redness (rubor), heat (calor), swelling (tumor), and pain (dolor).
redness, swelling, pain, and heat
The chemical released by white blood cells that causes redness and swelling is called histamine. Histamine is a key player in the inflammatory response and is responsible for dilating blood vessels and increasing blood flow to the affected area, leading to redness and swelling.
They are known as the 4 OR's--Rubor, redness; Tumor, swelling; Calor, heat and Dolor, pain.
During the inflammatory response, there is vasodilataion, that increases blood flow to the particular region. Increased number of blood cells, along with the sluggish blood flow, causes the region to appear red. Local substances produced in response to inflammation (prostaglandins and leukotrienes), mainly metabolites of the arachidonic acid metabolism, cause the swelling.
The warmth, redness, and swelling of the skin infections are characterustucs if the inflammatory responce. This serves as the body's second line of defense.So the answer would beC. inflammatory, second have fun plato users
Histamine
Histamine is the non-hormonal chemical messenger secreted by mast cells that contributes to the inflammatory response. It causes vasodilation, increased vascular permeability, and smooth muscle contraction, leading to symptoms like redness, swelling, and itching.
The four most common indicators of the inflammatory response are redness (rubor), heat (calor), swelling (tumor), and pain (dolor). These signs are a result of increased blood flow and immune cell activity at the site of inflammation.
An inflammatory diseases is an ailment that causes inflammation is some body organ, like gastroenteritis. An inflammatory response is a vulgar, posturing, or flippant answer to a question or challenge.
During inflammation, blood vessels dilate to allow more blood and immune cells to reach the affected area. This causes redness and swelling. Immune cells release chemicals that help to fight off pathogens and repair damaged tissue. Pain and heat may also be present at the site of inflammation.
InflammationIt is basically edema. The body is trying to push the splinter out of the body.