公开课(流动的组织--血液）(人教版).ppt

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1、Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.第一节流动的组织--血液第四章人体内的物质运输Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientPr

2、ofile5.2.0.0.Copyright2004-2011AsposePtyLtd.Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.Evaluationonly.CreatedwithAspose.Sli

3、desfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.抗凝血剂（柠檬酸钠）血液的分层现象观察离心静置Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011Aspos

4、ePtyLtd.血液的分层现象观察观察:分成几层?思考:为什么分层?推测:每层是什么成分?（阅读书上内容寻找答案）血液由不同成分组成的白细胞和血小板血浆红细胞Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.血

5、细胞血浆血液静置一段时间后，下层的红细胞会变成暗红色，血红蛋白与氧分离了。Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.进一步思考:为什么把血液称为流动的组织?血液中有大量的血细胞，这些血浆与血细胞共同构成

6、血液，完成物质运输等功能，因此血液是一种组织，属于结缔组织。血液可以流动，因此称作“流动的组织”。属于结缔组织Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.Evaluationonly.Createdwit

7、hAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.Copyright2004-2011AsposePtyLtd.血浆成分功能可以运载血细胞，运输里面溶解的各种物质：营养物质和废物。Evaluationonly.CreatedwithAspose.Slidesfor.NET3.5ClientProfile5.2.0.0.C

8、opyright2004-2011AsposePty