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Understanding Normal Female Reproductive Development: From Gametes to Fertilization

This comprehensive review explores the stages of female reproductive development, from gamete formation to fertilization. It delves into the menstrual cycle, hormone controls, and the intricate processes of mitosis and meiosis. The text covers the development of the normal female reproductive organs, including Graffian follicles, ovulation, and the fertilization process that leads to the formation of a zygote. It also discusses the stages of embryonic development, from blastocyst formation to implantation and placenta types. Understanding these processes is crucial for grasping the complexities of human reproduction and fetal development.

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Understanding Normal Female Reproductive Development: From Gametes to Fertilization

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Presentation Transcript

  1. Development

  2. Reproductive Organ Review

  3. Gametes

  4. Menstrual Cycle and Hormone Controls Normal Female Reproductive Organs

  5. Mitosis and Meiosis Compared

  6. Meiosis

  7. Homologous Chromosome Pairs

  8. Graffian Follicle and Secondary Oocyte

  9. Ovulation of Secondary Oocyte

  10. Fertilization

  11. Fertilization Process

  12. Fertilization Site

  13. Meiosis and Amphixus

  14. End Result of Fertilization • Creates Fertilized Egg • Zygote • Blastomeres • Chromosomes • Establishes 2n • Determines Sex

  15. Zygote

  16. Chromosomes

  17. Human Diploid Chromosome Number 22 pair Autosomes 1 pair Sex Chromosomes

  18. Mitosis After Fertilization

  19. Mitosis

  20. Cleavage of Zygote

  21. 2 cell stage of the zygote with Blastomeres [stem cells]

  22. 4 cell stage of the zygote

  23. 8 cell stage of the zygote

  24. 16 cell stage of zygote = Morula

  25. Blastocyst and Blastocele

  26. Blastula Histology

  27. Review of Zygote  Blastula

  28. Implantation

  29. Gastrula Formation

  30. Gastrulation

  31. Tissue Derivatives

  32. Placentation

  33. Placental Examination

  34. Examples of Placenta Types Cotyledenary Placenta Discoid Placenta Zonary Placenta

  35. Extra Embryonic Membranes • Chorion • Fetal portion of placenta • Villi extensions • Allantois • Umbilical cord • Forms part of U.bladder • Yolk Sac • Gamete • Hematocytoblast • Forms part of GI tract • Amnion

  36. Chorion and Chorionic Villi

  37. Amnion

  38. Yolk Sac

  39. Allantois

  40. Embryonic Period

  41. Primitive Streak Formation

  42. Neural Tube

  43. Embryonic System Development

  44. 8 week Embryo Human embryos Pig embryos

  45. Fetal Development

  46. Fetal Period 14 week 4 month fetus

  47. Critical Development Stages

  48. Pregnancy Changes

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