11C.06 · Placenta

Placenta

Système reproducteur · 70 pages

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Lecture overview

2Lecture overview

I. Introduction

4I. Introduction 5Reproductive strategies 6Dermal retention (Pipa pipa)7Vocal sac retention 8Mouth brooding 9Ventral pouch retention

Mammal reproductive modes

10Monotremes 11Marsupials 12Placental mammals

13Viral placental origin 14Placenta types 15Human placenta anatomy 16Cotyledon structure 17Placenta functions

II. Placental Development

18II. Placental Development 19Development timeline 20Fertilization to blastocyst 21Implantation stages 22Syncytiotrophoblast

Villus development

23Lacunar stage 24Primary villus 25Secondary villus 26Tertiary villus 27Villus stages summary

28Cotyledon 29Cytotrophoblastic shell 30Villus types 31Villus evolution 32Villus regression 33Discoid placenta

IV. Placental Pathologies

58IV. Placental Pathologies

1. Implantation pathologies

59Placenta previa 60Previa complications 61Accreta / increta / percreta 62Accreta complications 63Placental abruption 64Abruption complications

2. Hydatidiform moles

65Complete mole 66Partial mole 67Mole complications

3. Placental alterations

68DOHaD concept

11C.06Page 1Placenta

Placenta page 1

11C.06Page 2Lecture overview

Placenta page 2

11C.06Page 3How to study

Placenta page 3

11C.06Page 4I. Introduction

Placenta page 4

11C.06Page 5I. IntroductionReproductive strategies

Placenta page 5

11C.06Page 6I. IntroductionDermal retention (Pipa pipa)

Placenta page 6

11C.06Page 7I. IntroductionVocal sac retention

Placenta page 7

11C.06Page 8I. IntroductionMouth brooding

Placenta page 8

11C.06Page 9I. IntroductionVentral pouch retention

Placenta page 9

11C.06Page 10I. IntroductionMammal reproductive modesMonotremes

Placenta page 10

11C.06Page 11I. IntroductionMammal reproductive modesMarsupials

Placenta page 11

11C.06Page 12I. IntroductionMammal reproductive modesPlacental mammals

Placenta page 12

11C.06Page 13I. IntroductionViral placental origin

Placenta page 13

11C.06Page 14I. IntroductionPlacenta types

Placenta page 14

11C.06Page 15I. IntroductionHuman placenta anatomy

Placenta page 15

11C.06Page 16I. IntroductionCotyledon structure

Placenta page 16

11C.06Page 17I. IntroductionPlacenta functions

Placenta page 17

11C.06Page 18II. Placental Development

Placenta page 18

11C.06Page 19II. Placental DevelopmentDevelopment timeline

Placenta page 19

11C.06Page 20II. Placental DevelopmentFertilization to blastocyst

Placenta page 20

11C.06Page 21II. Placental DevelopmentImplantation stages

Placenta page 21

11C.06Page 22II. Placental DevelopmentSyncytiotrophoblast

Placenta page 22

11C.06Page 23II. Placental DevelopmentVillus developmentLacunar stage

Placenta page 23

11C.06Page 24II. Placental DevelopmentVillus developmentPrimary villus

Placenta page 24

11C.06Page 25II. Placental DevelopmentVillus developmentSecondary villus

Placenta page 25

11C.06Page 26II. Placental DevelopmentVillus developmentTertiary villus

Placenta page 26

11C.06Page 27II. Placental DevelopmentVillus developmentVillus stages summary

Placenta page 27

11C.06Page 28II. Placental DevelopmentCotyledon

Placenta page 28

11C.06Page 29II. Placental DevelopmentCytotrophoblastic shell

Placenta page 29

11C.06Page 30II. Placental DevelopmentVillus types

Placenta page 30

11C.06Page 31II. Placental DevelopmentVillus evolution

Placenta page 31

11C.06Page 32II. Placental DevelopmentVillus regression

Placenta page 32

11C.06Page 33II. Placental DevelopmentDiscoid placenta

Placenta page 33

11C.06Page 34III. Placental Physiology

Placenta page 34

11C.06Page 35III. Placental Physiology1. Blood circulation

Placenta page 35

11C.06Page 36III. Placental Physiology1. Blood circulationFetal circulation

Placenta page 36

11C.06Page 37III. Placental Physiology1. Blood circulationMaternal circulation

Placenta page 37

11C.06Page 38III. Placental Physiology2. Placental barrier

Placenta page 38

11C.06Page 39III. Placental Physiology2. Placental barrierBarrier thinning

Placenta page 39

11C.06Page 40III. Placental Physiology2. Placental barrierTORCH infections

Placenta page 40

11C.06Page 41III. Placental Physiology2. Placental barrierSelective permeability

Placenta page 41

11C.06Page 42III. Placental Physiology2. Placental barrierAlcohol / FASD

Placenta page 42

11C.06Page 43III. Placental Physiology2. Placental barrierTobacco effects

Placenta page 43

11C.06Page 44III. Placental Physiology2. Placental barrierThalidomide

Placenta page 44

11C.06Page 45III. Placental Physiology2. Placental barrierThalidomide teratogenicity

Placenta page 45

11C.06Page 46III. Placental Physiology2. Placental barrierAnticoagulants

Placenta page 46

11C.06Page 47III. Placental Physiology2. Placental barrierPollution

Placenta page 47

11C.06Page 48III. Placental Physiology3. Feto-maternal exchanges

Placenta page 48

11C.06Page 49III. Placental Physiology3. Feto-maternal exchangesRh factor

Placenta page 49

11C.06Page 50III. Placental Physiology3. Feto-maternal exchangesRh disease management

Placenta page 50

11C.06Page 51III. Placental Physiology4. EndocrinologyPeptide hormones

Placenta page 51

11C.06Page 52III. Placental Physiology4. EndocrinologySteroid hormones

Placenta page 52

11C.06Page 53III. Placental Physiology5. Immune modulation

Placenta page 53

11C.06Page 54III. Placental Physiology5. Immune modulationA. Trophoblast HLA expression

Placenta page 54

11C.06Page 55III. Placental Physiology5. Immune modulationB. Immunosuppressive molecules

Placenta page 55

11C.06Page 56III. Placental Physiology5. Immune modulationC. Decidual NK cells

Placenta page 56

11C.06Page 57III. Placental Physiology5. Immune modulationC. Decidual NK cells

Placenta page 57

11C.06Page 58IV. Placental Pathologies

Placenta page 58

11C.06Page 59IV. Placental Pathologies1. Implantation pathologiesPlacenta previa

Placenta page 59

11C.06Page 60IV. Placental Pathologies1. Implantation pathologiesPrevia complications

Placenta page 60

11C.06Page 61IV. Placental Pathologies1. Implantation pathologiesAccreta / increta / percreta

Placenta page 61

11C.06Page 62IV. Placental Pathologies1. Implantation pathologiesAccreta complications

Placenta page 62

11C.06Page 63IV. Placental Pathologies1. Implantation pathologiesPlacental abruption

Placenta page 63

11C.06Page 64IV. Placental Pathologies1. Implantation pathologiesAbruption complications

Placenta page 64

11C.06Page 65IV. Placental Pathologies2. Hydatidiform molesComplete mole

Placenta page 65

11C.06Page 66IV. Placental Pathologies2. Hydatidiform molesPartial mole

Placenta page 66

11C.06Page 67IV. Placental Pathologies2. Hydatidiform molesMole complications

Placenta page 67

11C.06Page 68IV. Placental Pathologies3. Placental alterationsDOHaD concept

Placenta page 68

11C.06Page 69Conclusion

Placenta page 69

11C.06Page 70End slide

Placenta page 70