How is skin disease inflamed to return a responsibility?

summary

When the wound on our body is red and swollen, if the patient feels unwell, he should go to the hospital for treatment immediately. In fact, there is a fierce battle under the skin. Today, let me and you learn how skin inflammation is going on?.

How is skin disease inflamed to return a responsibility?

First: white blood cells in the body are the first to refuse. But, do not agree to return to do not agree, white blood cells can not make efforts, because they are mostly in the blood, worry about them. At this critical moment, a substance called histamine in the body comes out to help. They reach the capillaries near the wound and make the capillaries bigger and thicker. In this way, the blood flowing in the capillaries will increase greatly.

Second: a large increase in red blood will change the color of the skin, which is why the wound is always red than the surrounding skin. And a large number of capillaries in the skin become thicker and larger, which will inevitably lead to skin swelling, which is the cause of swelling. Together, it's red and swollen.

Third: the capillary wall will be completely stretched out like a fishing net, so that the net holes on the "fishing net" will be maximized. At this time, white blood cells can enter the injured place from the capillary through these net holes, and fight against the bacteria. 　　

matters needing attention

So, when our skin is red and swollen due to injury, don't be afraid. You know, this red and swollen area is actually a vigorous battlefield - human white blood cells are fighting with bacteria. When bacteria or other harmful substances are eliminated by white blood cells, the skin redness will gradually disappear.