蛔虫是人体内常见的一种寄生虫,其寄生于小肠内,可引起蛔虫病。蛔虫病感染率农村高于城市,儿童高于成人。虽然此病目前在我国已不常见,但由于蛔虫病对人危害较大,亦不可等闲视之。蛔虫排卵量很大,每条雌虫每天在人的小肠内产卵达24万个,卵随粪便排出体外,直接或者通过手、苍蝇等污染水和食物,人喝了被污染的水或吃了被污染的食物后,就会 Roundworms are a common form of parasite in the human body that is parasitic in the small intestine and can cause ascariasis. Ascariasis infection rate in rural areas than in cities, children than adults. Although the disease is not common in our country at present, ascariasis is more harmful to people and should not be ignored. Roundworm ovulation is very large, each female in the human small intestine spawning up to 240,000, egg excreted with the feces, directly or through hands, flies and other contaminated water and food, people drank contaminated water or eat After the contaminated food, it will be