1 p9 pregnancy 091210

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Stages of pregnancy.

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1 p9 pregnancy 091210

  1. 1. Stages of pregnancy 1P9: Thursday 9 th December
  2. 2. Sperm are deposited into the vagina and travel up the uterus to the oviduct (200-300 million sperm are present) Following fertilisation the sperm and egg are known as a ZYGOTE
  3. 3. Uterus Oviduct An egg is released from the ovary
  4. 4. 3 Weeks
  5. 5. 4 Weeks
  6. 6. 6 Weeks
  7. 7. 6 Weeks
  8. 8. 8 Weeks
  9. 9. 9 Weeks
  10. 10. 12 Weeks
  11. 11. 16 Weeks
  12. 12. 20 Weeks
  13. 13. 24 Weeks
  14. 14. 30 Weeks
  15. 16. Organ Function Placenta Umbilical cord Amniotic Sac Amniotic Fluid Provides nutrients to the developing embryo Transports nutrients and oxygen from mother to baby and waste back. It is attached to mother and baby Contains the Amniotic Fluid Fluid in the amniotic sac that cushions the baby from bumps
  16. 17. Next lesson we are going to look at what happens when the baby is ready to be born, this is known as LABOUR

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