In addition to some body armor, as well as the sense of touch skin. As the sense of touch, skin on duty to receive stimulation.
In the skin layer scattered nerve endings of touch. Nerve endings of touch in charge of continuing stimulation to the brain. Thus we can feel the smooth rough surfaces, heat, cold, and pain.
The skin of the most sensitive to stimuli that contained part of the lips and fingertips.
Nerve endings of touch is also found on the walls of the tools in, for example, the intestinal wall. Therefore we can feel the pain on those tools.
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