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被蜂螫的人,大约经过3—5小时以后局部皮肤就发生红、肿、热、痛痒的变化。特别是对蜂螫有敏感的人,这种现象更加显著。因为被蜂刺螫不但皮肤直接受了螫针的刺激,而且还被注入相当量的蚁酸(For-mic acid,H·CooH)更刺激了被螫部的神经未鞘,再由神经未鞘把刺激传导到大脑皮层,于是生理上就发生一种防卫性的反应:首先
Beeswax people, about 3-5 hours after the local skin red, swollen, hot, itchy changes. Especially for those who are sensitive to bees, this phenomenon is even more pronounced. Because bee prickly heat not only the skin is directly stimulated by needles, but also was injected into a considerable amount of formic acid (For Coach), but also stimulated the Ministry of nerve is not sheath sheath, and then by the nerve sheath Conducting the stimulus to the cerebral cortex, so a defensive reaction physiologically: first