论文部分内容阅读
说起职业危害,人们很少会想到教师。当然,职业危害与职业病并不是同一概念,前者是从事的职业存在致病因素,在一定的条件下,可以引起与工作有关的疾病;后者是特异性的病因所致的疾病。职业病除了医学方面的内容外,还有立法意义,所以是人为制订的疾病。教师当然不会得“职业病”,而强调其职业危害,加强对教师的健康监护和自我保护意识的宣传,是十分必要的。 教师“吃粉笔灰”是人所共知的。粉笔灰是一种以熟石膏为主的游离二氧化硅的粉尘,由于粒子大,是一种难以被呼吸道排出的尘,可以引起呼吸道粘膜细胞
Speaking of occupational hazards, people rarely think of teachers. Of course, occupational hazards and occupational diseases are not the same concept, the former is engaged in occupational risk factors, under certain conditions, can cause work-related diseases; the latter is a specific cause of the disease. Occupational diseases in addition to the medical aspects, but also the legislative significance, it is man-made diseases. Of course, teachers will not get “occupational diseases”, but it is necessary to emphasize their occupational hazards and strengthen their awareness of health guardianship and self-protection. Teachers “eat chalk gray” is well known. Chalk ash is a gypsum-based free silica dust, due to large particles, is difficult to be discharged by the respiratory tract of dust, can cause respiratory mucosal cells