传染病发生和流行的三个环节是什么?
传染病的流行必须具备传染源、传播途径和易感人群三个环节,缺少其中任何一一个环节,都不能形成流行。当传染病流行时,切断其中任何一个环节,流行即可终止。(1)传染源。传染源是指传染病...
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经饮水传播传染病的流行特征是什么?
1奏毫经装获茶病例的分布与供水范围一致,且愿病有共同饮用同一水源的历史;2各种特征的人群均可发病,暴饮者发病更多;限率对析陆械些甚不多3若水源经常被污染,则流行多表现为慢性过程,...
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夏季传染病主要因宜素是什么
夏季季节特点主要是蚊虫较活跃,所以虫媒传染病的发病率比较高。比如说我们从各方面的报道经常看到的蜱虫热,乙脑,疟疾等等,所以进入疫区一定要采取适当的防护措施。以上是对夏季传染病主要...
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“预防春季传染病”的句子有什么?
1、我们在平时学习之余,养成良好的生活习惯和有规律的作息时*,保持愉快的心情。积极参女亲马孔似孩时找加健身运动。如跳绳、跳步、打球等,只有我们来自的身体强壮了,疾病才不能乘虚而入...
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什么叫传染病?来自引起传染病的基本条件有哪些?
凡由病原微生物引起,有一定潜伏期和症状,并能传染的疾病,称为传染病。一种传染病在鸡群中发生,是由传染源、传播途径和鸡的易感性三个环节组成的,这也可以说是发生传染病务的三个基本条件...
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世界上最大的端传染病是什么?
世界上最大的传染病应该是天花,它的范围最广,全世界各地都能见到它的踪影,设不过从20世纪70年代以后咱就不怕它了,呵呵!!下面是它的一点小小的介绍:天花技圆实本油款任苏混合施1....
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犬细小传染病是什么病?
犬细小病毒病犬细小病毒病阶原杨即收天犬细小病毒病是360问答犬的一种具有高度接触性传染的烈性传染病。临床上以急性出血性肠炎和心肌炎为特征。[流行病学]犬细小病毒对犬具有高度的接触...
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犬细小传染病是什么病?
犬细小病毒病犬细小病毒病犬细小病毒病是犬的一种具有高度接触性传染的烈性传染病。来自临床上以急性出血性肠炎和心肌炎为特征。[流行病学]犬细小病毒对犬具有高度的360问答接触性传染性...
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动物传染病七色板是指什么
平时预防动物传染病的方法预防传染病必须从消灭传染源,切断传播途径,保护易来自感畜群三个环节进行。采取“养、防、检、治”四个基本360问答环节的综合措施。平时歌服比营二若待别酒连的...
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羊现在流行严老什么传染病
羊当中容易流行的人畜共患病有布鲁来自氏病、炭疽
世界上最来自大的传染病是什么?
世界上最大的传染病应该是天花,它的范围最广,全世界各地360问答都能见到它的踪影,不察速何美过从20世纪70年代以后咱就不怕它了,呵呵!!下面是它的一点小小的介绍:天花1.一种急...
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关于传染病
冬春季节各种传染圆向搞病尤其呼吸道传染病好发季节练刻着见近两年来非典型肺炎(包括传染性非典型性肺炎)、禽流感等都此季节严重干扰人们正常生活给我们健康敲响了警钟专家认只要坚持健康生...
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猫生吃老鼠为什么不得传染病?
答案是肯定觉陆读杂的。因为老鼠体内会有很多寄生虫,如果猫咪吃下去不及时进行驱虫的话那后果不堪设想。猫咪之所以会捕捉老鼠,是因为它360问答是夜行动物,在夜间活动为了看清事物需要大...
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