肝吸虫
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(肝(gān )吸(xī )虫(chóng ),肝(gān )吸(xī )虫(chóng ))
也(yě )叫(jiào )肝(gān )胵(zhì )。一(yī )种(zhǒng )寄(jì )生(shēng )虫(chóng )。身(shēn )体(tǐ )扁(biǎn )平(píng ),前(qián )端(duān )尖(jiān ),雌(cí )雄(xióng )同(tóng )体(tǐ )。常(cháng )寄(jì )生(shēng )在(zài )人(rén )体(tǐ )或(huò )牛(niú )、羊(yáng )等(děng )肝(gān )脏(zāng )中(zhōng )。虫(chóng )卵(luǎn )由(yóu )肝(gān )脏(zāng )转(zhuǎn )入(rù )肠(cháng )道(dào ),随(suí )粪(fèn )便(biàn )排(pái )出(chū ),遇(yù )水(shuǐ )孵(fū )化(huà ),然(rán )后(hòu )侵(qīn )入(rù )澹(dàn )水(shuǐ )鱼(yú )体(tǐ )内(nèi )。人(rén )吃(chī )生(shēng )鱼(yú )或(huò )喝(hē )含(hán )有(yǒu )幼(yòu )虫(chóng )的(de )水(shuǐ ),就(jiù )会(huì )感(gǎn )染(rǎn )发(fā )病(bìng )。
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