Ariah Tharp (period 1) Fetal Development Timeline

By skritzman@western.k12.in.us

  • Conception

    Conception
    Within 24 hours of ovulation: Sperm fertilizes an egg conception occurs

  • Month 1

    Month 1
    A primitive face takes form with large dark circles for eyes. The mouth, lower jaw, and throat are developing. Blood cells are taking shape, and circulation will begin

  • Month 2

    Month 2
    Tiny buds that eventually grow into arms and legs are forming. Fingers, toes, and eyes are also forming in the second month of pregnancy

  • Month 3

    Month 3
    Skin and fingernails begin to grow. Changes triggered by hormones begin to make external sex organs appear — female or male

  • Month 4

    Month 4
    The fetus has a CRL of about 3 inches (8 cm). The biological sex of the fetus can sometimes be seen by looking at external sex organs on an ultrasound, hair begins to grow

  • Month 5

    Month 5
    becoming a little more active this month, with the kicks and flips finally becoming noticeable. Your baby is beginning to sleep and wake up at regular intervals, and she may even be awakened by outside noises, so don't be surprised if you feel a reaction after a loud sound

  • Month 6

    Month 6
    five senses are already developed, it touches different parts of its body and the walls of the uterus, it swallows amniotic fluid for the formation of the taste buds, it begins to hear and differentiate sounds

  • Month 7

    Month 7
    Your baby's hearing is fully developed and they change position frequently and responds to stimuli, including sound, pain, and light

  • Month 8

    Month 8
    your little one is quickly gaining weight and fat, and he's getting closer to his eventual birth weight. The fine hair called lanugo that has covered his tiny body over the past few weeks starts to disappear. The hair on his head may now be starting to grow instead

  • Month 9

    Month 9
    baby's lungs are maturing to breathe outside of the womb, their reflexes are more coordinated, and they can blink, turn their head, and grasp

  • After baby is born

    After baby is born
    your body gets rid of the blood and tissue that was inside your uterus. This is called vaginal discharge or lochia. For the first few days, it's heavy, bright red and may contain blood clots. Over time, the flow gets less and lighter in color.