它就像个超级储藏室,专门储存并浓缩肝脏产生的胆汁。胆汁是种含胆盐、胆固醇、胆色素等成分的黄绿色液体,主要是帮助咱们消化吸收脂肪。平常空腹时,它就悄无声息地积攒胆汁;等大餐来了,它会立刻变身“慷慨英雄”,释放储存的胆汁,助力消化油腻食物。胆囊的存在,让 ...
Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...