PPT-Development of Fetal membranes and placenta

Email aalnuaimisheffieldacuk E mail abdulameerhyahoocom Prof Abdulameer Al Nuaimi 25 Placenta The placenta begins to form in the first week 4 of pregnancy it continues to develop over the next couple of months with smaller capillaries turning into blood vessels and delivering nutrients and oxygen to the growing baby . . Definition. -Normal labour. can be defined as . The spontaneous delivery of a . single living. . term. fetus with . vertex,. . occipito-anterior . position without:-. 1-any surgical intervention (except episiotomy).. . Definition. -Normal labour. can be defined as . The spontaneous delivery of a . single living. . term. fetus with . vertex,. . occipito-anterior . position without:-. 1-any surgical intervention (except episiotomy).. Chapter 18 . Learning . Targets. Explain the process of fertilization and the conversion of egg into a zygote.. Name & give the function of the 4 extra embryonic membranes.. Describe the structures & functions of the placenta & umbilical cord.. . The process is completed within 18 hours and no complications arise.. PhD in MCH. Dr. . Areefa. SM . Albahri. PhD in MCH. Initiation of labor. :. The . exact mechanism that initiates labor is unknown. . Gabr. Objectives. By the end of this lecture, the student should be able to:. Describe the structure, functions, anomalies of the placenta. Describe the structure, functions, anomalies of the . umbilical cord. Dr. . Bhavna. Asstt. . Prof. . Deptt. . Of VGO. Introduction. . The fetal membranes are normally expelled during the third stage of labor.. The membranes are said to be retained whenever the . third stage of labor is prolonged. . Diagnosis & Management of Vasa Previa. Society of Maternal Fetal Medicine with the assistance . of . Rachel G. . Sinkey. , MD; Anthony O. . Odibo. , MD, MSCE;. Jodi S. . Dashe. , MD . Published in . The origin of the fetal membrane from the trophoblast . Temporary fetal membrane . Yolk sac . Permanent fetal membrane . Amnion . Allantois . Chorion . Yolk sac . Origin : endoderm . Stay for 4-6 weeks (after that there is no any effect for it). Abruptio. Placenta. Abruptio. Placenta. ภาวะที่มีการลอกตัวของรกที่กำตำแหน่งปกติ ก่อนทารกจะคลอด มีได้ทั้ง . . Teratogens and Drugs of Abuse in Pregnancy. Factors affecting drug placental transfer. Harmful effects of drugs during different stages of development. FDA classifications of drugs. Teratogenic drugs. Vohra. vohra@ksu.edu.sa. OBJECTIVES. By the end of the lecture the student should be able to:. List the components of the fetal membranes.. Describe the stages of development of the components.. Describe the structure and function of the components.. OBJECTIVES. By the end of the lecture the student should be able to:. List the components of the fetal membranes.. Describe the stages of development of the components.. Describe the structure and function of the components.. By the end of the lecture the student should be able to:. List the components of the fetal membranes.. Describe the stages of development of the components.. Describe the structure and function of the components.. abuse in pregnancy. Prof. Hanan Hagar. Dr. Ishfaq Bukhari. Pharmacology Unit. College of Medicine. Placental membrane is . semi-permeable.. Most drugs can cross placenta by . passive diffusion.. The movement of drugs across the placenta is limited by a single layer of cell called .