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Embryology

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Embryology

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Presentation Transcript

  1. Embryology LMRFC –Revision Session

  2. Fertilization Sperm Oocyte + Zygote Cleavage Morula Compaction Blastocyst

  3. A-Pre-embryonic B-Embryonic C-Foetal Pregnancy weeks calculated from date of Last Menstrual Period i.e. conception weeks +2, so term is 40 pregnancy weeks

  4. ANY cell type – “Total human” • Totipotent Compaction • Pluripotent Many cell type – “plural”

  5. Implantation Day7 conceptus now has 107 cells • 8 will make the embryo - 99 development of the fetal membranes

  6. Where does fertilisation occur? Where is the ideal site for Implantation? Ampulla of Fallopian tube High on the posterior Uterine wall

  7. week 2 – “the week of twos”