【摘 要】
：
疲乏,一般情况下是由于机体激烈运动或重体力劳动时营养物质有氧代谢过程中供氧不足,不能产生足够的能量来满足机体的需要,其代谢产生的乳酸积聚在组织内,并通过血液循环到
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疲乏,一般情况下是由于机体激烈运动或重体力劳动时营养物质有氧代谢过程中供氧不足,不能产生足够的能量来满足机体的需要,其代谢产生的乳酸积聚在组织内,并通过血液循环到达身体各个部位,当它超过人体正常的耐受量,对神经系统产生不良刺激时就会造成疲乏。正常人也常有疲乏无力的感觉,但通常只要经过一定时间的休息,即可消除,故属于生理性疲乏。因疾病造成的疲乏,则属于
Tired, under normal circumstances is due to the body during intense exercise or heavy manual nutrient oxygen metabolism during oxygen deficiency, can not produce enough energy to meet the needs of the body, the metabolism of lactic acid accumulation in the organization, and through the blood Circulation reaches all parts of the body, when it exceeds the normal tolerance of the body, the nervous system produces a bad stimulus will cause fatigue. Normal people often feel tired and weak, but usually only after a certain period of rest, you can eliminate, it is physiological fatigue. Due to illness caused by fatigue, it belongs
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