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吸入粉尘和吸烟均可导致或加重肺部疾病。因面对沉积于肺内的粉尘从人体肺内清除的途径及有毒粉尘的鉴定等逐渐为人们所重视。吸烟导致肺心病的一个机制是吸烟改变了肺脏对粉尘的清除作用,因而加重了其他有毒尘粒对肺脏的影响。粉尘从肺内排出的机制为:沉积于气道的尘粒沿运动的粘液纤毛毯运送至喉部然后
Inhalation of dust and smoking can cause or worsen lung disease. Due to the deposition of dust deposited in the lungs from the human lungs and the identification of toxic dust, such as the identification of people gradually attention. One of the mechanisms by which smoking causes pulmonary heart disease is that smoking changes the lungs’ ability to remove dust and thus aggravates the effects of other toxic dust particles on the lungs. The mechanism of dust emission from the lungs is that the dust deposited on the airway is transported to the throat along the moving mucilage blanket