青菜越来越受人们的喜爱,但吃菜不当,也会招致种种“蔬菜病”。因此提醒关注健康的人们,吃青菜时应注意一些常见的“蔬菜病”。 青菜病 也叫“肠源性紫绀”。各种绿叶蔬菜中都含有不同量的硝酸盐,这种硝酸盐会被空气和进入肠道内的细菌还原成亚硝酸盐。人如果吃了变质的青菜,或吃菜的量一次太多,青菜焖煮的时间太长,放置时间太久,都会使人血液中的亚硝酸盐大大增多。亚硝酸盐能使人血液中的血红蛋白失去运送氧气的能力,出现程度不同的缺氧症状,如口唇及指甲甚至全身皮肤有紫、气促、恶心、呕吐、腹痛、腹泻,重者可出现昏迷抽搐,甚至死亡。 土豆病 北方较多。因天冷,土豆有时贮藏过久,土豆中含有少量有毒 Vegetables more and more people love, but improper eating, will also lead to all kinds of “vegetable disease.” Therefore, to remind those concerned about the health of eating vegetables should pay attention to some common “vegetable disease.” Vegetable disease is also called “intestinal cyanosis.” Various leafy green vegetables contain varying amounts of nitrate, which is reduced to nitrites by air and bacteria entering the gut. If people eat bad vegetables, or eat too much amount of vegetables, vegetables, stewing time is too long, place too long, will make people greatly increased nitrite in the blood. Nitrite can make the hemoglobin in human blood lose the ability to transport oxygen and appear different degrees of hypoxia symptoms, such as lips and nails even the whole body of the skin with purple, shortness of breath, nausea, vomiting, abdominal pain, diarrhea, severe coma can occur Twitch, or even death. More potato north. Due to cold weather, potatoes are sometimes stored for too long and potatoes contain a small amount of poisonous