寄生虫医学课件：总论（2013级本双语）

1、PARASITOLOGY,Medical,INTRODUCTION TO MEDICAL PARASITOLOGY,Main topics,A branch of the medical sciences. Is the science to study the parasite and parasitic diseases A science to study the parasitism. Belong to nosetiology (病原生物学). A basic course for the clinic and phylaxiology(预防医学),MEDICAL (HUMAN) P

2、ARASITOLOGY,Preface,MEDICAL PARASITOLOGY,HARMFULNESS OF PARASITES TO HUMAN BEINGS,Ten important tropical diseases defined by WHO: 1975- 1 Malaria (疟疾) 2 Schistosomiasis (血吸虫病) 3 Filariasis ( 丝虫病,淋巴丝虫和盘尾丝虫) 4 Leishmaniasis (黑热病) 5 Trypanosomiasis (锥虫病,非州锥虫病和美州锥虫病) 6 Leprosy (麻风病) 2000- 7 Tuberculosis

3、 (结核病) 8 Dengue fever (登革热),我国五大 寄生虫病,疟疾,血吸虫病,丝虫病,黑热病,钩虫病,IN CHINA,mean infective rate (%) ( 2004 ) ( 1990 ) Ascaris 12.72 47.3 Trichuris 4.63 19.3 Hookworm 6.12 17.2,information of parasitic infections in China,parasites : 56 species， total infective rate of helminths 21.74,The problem and challeng

4、e we are faced with at present,1.土源性线虫（钩虫、鞭虫、蛔虫、蛲虫）虽然得到明显控制，但仍然是主要问题,2.食源性寄生虫病急剧上升,3.机会性寄生虫、性传播寄生虫感染率增加,4.新现寄生虫不断出现,哇! 寄生虫的危害如此之大! 不说不知道,说了吓一跳耶!,老师,这寄生虫是何许东西?,好问题,且听我慢慢道来,PARASITISM PARASITE (2) Blockade of the pathways of transmission; (3) Protection of the susceptible population.,Three measures should be implemented,Summary,1.What is the parasitism ? 2.Definition of parasite, host, life cycle and infective stage. 3. How do the parasites injure human beings? 4. How do the parasites infect host? 5.H