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机体受到各种刺激,只要它的强度达到损伤的程度,就可以产生痛觉。痛觉是身体受到危害的一种前兆,它可以使动物在生命受到威胁时产生一些有利于生存的一些防御性反应,但是,剧烈的疼痛常常伴有明显的情绪反应,造成血压波动,严重时血压下降引起虚脱;长期慢性顽固性疼痛使人难以忍受。因此,多年来临床工作者不断在寻找各种方法以控制人类的疼痛。我国从古代就用针刺作为镇痛的手段,近年来又由此发展为
Body by a variety of stimuli, as long as the intensity of its damage to the extent that you can have pain. Hyperalgesia is a precursor to the body’s endangerment. It can make animals have some defensive response to life when they are threatened. However, severe pain is often accompanied by a significant emotional reaction that causes fluctuations in blood pressure, severe blood pressure Decreased lead to collapse; long-term chronic intractable pain unbearable. Therefore, for many years clinicians are constantly looking for ways to control the pain in humans. In ancient China, acupuncture was used as a means of analgesia and in recent years it developed into this