This painful cut paper


Paper cut finger is much more painful than many other damages due to the microscopic fibers of paper and sensitive receptors in the skin of a finger.
Perhaps, everyone knows that many wounds are much less painful than a small paper cut finger. It is often difficult to spot on the skin, and he rarely bleeds. But why it causes so much pain?

For example, a sharp razor blade makes smooth cut, leaving no foreign material in the wound. Although such cut causes pain, discomfort, these normally disappear after a few minutes. A sheet of paper, cut apart, and makes other minor damage by microscopic fibers within its structure.

Furthermore, during the cut paper particles remain in the wound of the fibers and other foreign material, which constantly stimulate the pain receptors in the skin at the edges of the wound. In turn, a large number of receptors increases the sensitivity, and the person experiences pain even with small injuries.

Also worth noting is that since a minor cut slightly bleeds or does not bleed at all, blood is not "washed out" foreign objects from the wound, and it fall new stimuli. All this causes a person pain longer than, for example, bleeding from small wounds in the other parts of the body.

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