ation and Functions of Placenta and other fetal afiliated tissues课件

1、chapter 3pregnancy physiologydongyang liuformation and functions of placenta and other fetal affiliated tissuessection 3chapter 3pregnancy physiologydongyang liuplacentaplacentathe placenta is made of amnion，chorionic plate，villus and basal platechapter 3pregnancy physiologydongyang liuchapter 3preg

2、nancy physiologydongyang liuplacentaplacenta1 cotyledon2 cut edge of the amnion3 umbilical cord 4 decidua with the compact layer after the release of the placenta 1 cotyledon 2 cut edge of the amnion3 umbilical cord fetal portionmaternal portionmaternal portionfetal portionchapter 3pregnancy physiol

3、ogydongyang liuplacentaplacenta1 umbilical cord2 amnion3chorionic plate4 intervillous space （ maternal blood）5 basal plate6 cotyledon7 viluschapter 3pregnancy physiologydongyang liuplacenta-placenta- amnionamnionchorion1 、the amnion is a membrane that fills with fluid and provides a protective envir

4、onment for the developing embryo. 2、0.020.05mm3、smooth，without vessel，nerve and lymphchapter 3pregnancy physiologydongyang liuplacentaplacenta1 umbilical cord2 amnion3chorionic plate4 intervillous space （ maternal blood）5 basal plate6 cotyledon7 viluschapter 3pregnancy physiologydongyang liuplacenta

5、-placenta- chorionic platechorionic plate（fetal part）cytotrophoblastsyncytiotrophoblastplacental villicytotrophoblast layer intervillous spacesamnionextra-embryonic mesenchymachapter 3pregnancy physiologydongyang liusyncytiotrophoblastcytotrophoblastchorionamnionfree villianchoring villscotyledonsch

6、apter 3pregnancy physiologydongyang liuplacenta-villusplacenta-villuschapter 3pregnancy physiologydongyang liu胎儿附属物的形成及其功能胎儿附属物的形成及其功能chapter 3pregnancy physiologydongyang liuchapter 3pregnancy physiologydongyang liuplacentaplacentavilluschorion frondosumfetal lobe（60-80）fetal lobule（200）chapter 3pr

7、egnancy physiologydongyang liuplacentaplacenta1 umbilical cord2 amnion3chorionic plate4 intervillous space （ maternal blood）5 basal plate6 cotyledon7 viluschapter 3pregnancy physiologydongyang liuplacentaplacentabasal platebasal plate20cytotrophoblastsyncytiotrophoblastdecidua basalischapter 3pregna

8、ncy physiologydongyang liuplacentahow does it workplacentahow does it workchapter 3pregnancy physiologydongyang liuplacentawhat does it do placentawhat does it do 1、 blood transfusion 500ml/min2、full-term ， superficial area about 12-14m23、maternal-fetal interface：o2 and co2 nutritive factors and was

9、te4、placental barrier：limited. igg, virus, drug chapter 3pregnancy physiologydongyang liuplacentaplacentafuctionfuction feto-maternal exchange processes chapter 3pregnancy physiologydongyang liuplacentaplacentafuctionfuction feto-maternal exchange processes chapter 3pregnancy physiologydongyang liup

10、lacentaplacentafuctionfuction chapter 3pregnancy physiologydongyang liuplacentaplacentafuctionfuction chapter 3pregnancy physiologydongyang liuchapter 3pregnancy physiologydongyang liuchapter 3pregnancy physiologydongyang liuchapter 3pregnancy physiologydongyang liuhcs (hcs (human chorionic somatoma

11、mmotropin human chorionic somatomammotropin ） a polypeptide placental hormone its structure and function is similar to that of human growth hormone synthesized in syncytiotrophoblastic layerit modifies the metabolic state of the mother duringpregnancy tofacilitate the energy supply of the fetus. cha

12、pter 3pregnancy physiologydongyang liuchapter 3pregnancy physiologydongyang liuestrogen100 1000 e3estronee2chapter 3pregnancy physiologydongyang liuchapter 3pregnancy physiologydongyang liucordcordchapter 3pregnancy physiologydongyang liuchapter 3pregnancy physiologydongyang liuchapter 3pregnancy ph

13、ysiologydongyang liuchapter 3pregnancy physiologydongyang liusection 4chapter 3pregnancy physiologydongyang liuchapter 3pregnancy physiologydongyang liu chapter 3pregnancy physiologydongyang liuchapter 3pregnancy physiologydongyang liuchapter 3pregnancy physiologydongyang liuchapter 3pregnancy physiologydongyang liuchapter 3pregnancy physiologydongyang liu supine hypotension syndromeinferior vena cavachapter 3pregnancy physiologydongyang liuhematologic systemchapter 3pregnancy physiologydongyang liuchapter 3pregnancy physiologydongyang liuchapter 3pregnancy physiologydongy