'Trophoblast' presentation slideshows

PLACENTA

1.59k views • 103 slides

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912 views • 88 slides

Placenta and its functions

Placenta and its functions. Remarkable organ Undergoes differentiation and maturation during the short life span. DEVELOPMENT OF THE PLACENTA. Fertilization Zygote ( diploid cell with 46 chromosomes) undergoes cleavage Morula ( 16 cell stage)

1.38k views • 81 slides

8 cell stage

8 cell stage. 2 cell stage. blastocyst. morula. Male & female pronucleus. Fertilization ampulla. revision. Polar trophoblast. Zona pellucida. inner cell mass. blastocoele. trophoblast. Early blastocyst. late blastocyst. revision. Day 8 Trophoblast.

713 views • 71 slides

IN THE NAME OF GOD

IN THE NAME OF GOD. PLACENTA. DR.E. ZAREAN. Zygote. Pregnancy: Level 1. Fertilisation Cell division. Next slide. First week. Fertilisation Cell division Wafted along Fallopean tube into uterus. (or Oviduct).

715 views • 71 slides

The Placenta and Fetal Membranes

The Placenta and Fetal Membranes. Fetal Tissues of the Fetal-Maternal Communication System. The extravillous and villous traphoblasts Placental arm The fetal membranes (the amnion-chorion leave) Paracrine arm Human placenta : hemochorioendothelial type. Discoid Placenta in Humans.

793 views • 69 slides

Pregnancy

Pregnancy. Ch 29a. Human Development Vocabulary. Pregnancy - an event that occurs from fertilization to birth Conceptus - developing offspring Gestation period - time from last menstrual period until birth (~280 days) Embryo - from fertilization through week 8

781 views • 63 slides

Pregnancy

Pregnancy. Ch 29a. Human Development Vocabulary. Pregnancy - an event that occurs from fertilization to birth Conceptus - developing offspring Gestation period - time from last menstrual period until birth (~280 days) Embryo - from fertilization through week 8

741 views • 63 slides

Development and Inheritance

Development and Inheritance. From fertilization to birth fertilization implantation placental development fetal development gestation labor parturition (birth). Terminology of Development. Gestation period time span from fertilization to birth (38 weeks) Prenatal period (before birth)

1.03k views • 60 slides

The Placenta and Fetal Membranes

The Placenta and Fetal Membranes. Presented by Lt Col ( BilqEes ). Fetal Tissues of the Fetal-Maternal Communication System. The extravillous and villous traphoblasts Placental arm The fetal membranes (the amnion-chorion leave) Paracrine arm

1.42k views • 60 slides

Implantation of the blastocyst in mustelid carnivores Allen C Enders

Implantation of the blastocyst in mustelid carnivores Allen C Enders Department of Cell Biology and Human Anatomy University of California, Davis. Blastocyst stage of mustelid carnivores.

628 views • 48 slides

Implantation of the blastocyst in mustelid carnivores Allen C Enders

Implantation of the blastocyst in mustelid carnivores Allen C Enders Department of Cell Biology and Human Anatomy University of California, Davis. Blastocyst stage of mustelid carnivores.

499 views • 48 slides

CONCEPTION,NIDATION AND PLACENTAL DEVELOP0MENT

CONCEPTION,NIDATION AND PLACENTAL DEVELOP0MENT. CONCEPTION. FERTILIZATION OR UNION OF THE MALE AND FEMALE GAMETES(SPERM AND OVUM) SAME AS PREGNANCY. NIDATION. IMPLANTATION OR EMBEDDING OF THE PRODUCT OF FERTILIZATION OR ZYGOTE INTO THE UTERINE CAVITY

385 views • 35 slides

Implantation, placenta formation, fetal membranes

Implantation, placenta formation, fetal membranes. Dr Nandor Nagy. By the 5th to 6th day of development, the embryo is a hollow ball of about 100 cells called a blastocyst. At this point, it enters the uterine cavity and begins to implant into the endometrial lining of the uterine wall.

366 views • 29 slides

Formation of morula

Formation of morula. Dr. Sherif Fahmy. Blastocyst (at 7 th day). Dr. Sherif Fahmy. 8 th day of pregnancy. Dr. Sherif Fahmy. Second Week of Pregnany. 8 th day: Blastocyt is partially implanted to the endometrium which is called decidua.

719 views • 11 slides

trophoblast

trophoblast. Fetal side. Maternal side. Lactation. Milk synthesis: Prolactin. Milk release: Oxytocin.

146 views • 3 slides