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  2. my.clevelandclinic.org › health › articlesFetal Development: Week-by-Week Stages of Pregnancy

    Mar 19, 2024 · Learn how a fertilized egg becomes a fetus and then a baby in about 40 weeks. Find out the key milestones and changes in each trimester of pregnancy, from germinal to embryonic to fetal stage.

  3. www.verywellmind.com › stages-of-prenatal3 Prenatal Development Stages - Verywell Mind

    May 20, 2024 · Learn about the three stages of prenatal development: germinal, embryonic, and fetal. Find out what happens during each stage, from conception to birth, and how it affects the brain and body.

    • 2 min

  4. www.babycenter.com › pregnancy › your-babyFetal development by week: Your baby in the womb | BabyCenter

    • What does your baby look like now? Follow your baby's development week by week, from conception to labor, in these amazingly detailed, doctor-reviewed images.
    • 2 weeks: Fertilization. At the start of this week, you ovulate. Your egg is fertilized 12 to 24 hours later if a sperm penetrates it – and this simple biological occurrence begins a series of increasingly complicated processes that leads to a new human life, if all goes well.
    • 3 weeks: Implantation. Now nestled in the nutrient-rich lining of your uterus is a microscopic ball of hundreds of rapidly multiplying cells that will develop into your baby.
    • 4 weeks. Your ball of cells is now officially an embryo. You're now about 4 weeks from the beginning of your last period. It's around this time – when your next period would normally be due – that you might be able to get a positive result on a home pregnancy test.

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  6. www.youtube.com › watchfrom fertilization to childbirth | 3d medical animation | by ...

    May 12, 2022 · Dandelion Medical Animation. 1.83M subscribers. Subscribed. 207K. 15M views 2 years ago. Embryos That Survive This Stage of Development have a high implantation potential once we all won this race!...

    • 10 min
    • 15.7M
    • Dandelion Medical Animation

  7. www.hellomotherhood.com › article › 200966-stages-ofStages of Baby Development From Conception to Birth

    Jun 13, 2017 · By the end of the first stage, contractions come every two to five minutes and dilate the cervix to an opening of about 4 inches, which allows the baby to move from the uterus to the birth canal. The second stage of birth begins with the baby’s head moving through the cervix and birth canal.

  8. www.pregnancybirthbaby.org.au › conception-andConception and fetal development | Pregnancy Birth and Baby

    The 3 main stages of fetal development are germinal, embryonic and fetal. Your baby’s monthly milestones from conception to birth include vital organ development, such as their heart, lungs and brain. You should start to feel your baby’s movements around the fifth month of pregnancy.

  9. www.britannica.com › science › prenatal-developmentPrenatal development | Description, Stages, & Timeline

    Prenatal development, the process encompassing the period from the formation of an embryo, through the development of a fetus, to birth. This process can be divided into three distinct stages: the pre-embryonic stage, the embryonic period, and the fetal period.