Fetal Timeline

By AJ_K

  • Ovulation

    Ovulation
    When a mature egg is released from the ovary, pushed down the fallopian tube, and is made available to be fertilized.

  • Conception (Fertilization)

    Conception (Fertilization)
    The male sperm fertilizes the female egg.

  • Germinal Stage

    Germinal Stage
    Zygote forms:Cell Divisions Occurring-Fertilized egg embedding in the wall of the uterus-Amnion, placenta, and umbilical cord beginning to form.

  • Embryonic Stage (2 weeks through 8 weeks)

    Embryonic Stage (2 weeks through 8 weeks)
    Internal organs developing-Tissue segments in a spinal column forming-Limb buds appearing-Ears and eyes beginning to form.

  • The Fetal Stage (9 Week Old Fetus)

    The Fetal Stage (9 Week Old Fetus)
    Facial features forming-Limbs, hands, feet, fingers, and toes developing.

  • The Fetal Stage (12 Week Old Fetus)

    The Fetal Stage (12 Week Old Fetus)
    3 inch long; 1 Oz-Muscles forming-Teeth and vocal cords developing-Eyelids and nails appearing

  • The Fetal Stage (16 Week Old Fetus)

    The Fetal Stage (16 Week Old Fetus)
    6-8 inch long; Weight 5-6 oz-Lanugo appearing-Heartbeat audible by stethoscope-Eyebrows and eyelashes growing.

  • The Fetal stage (20 Week Old Fetus)

    The Fetal stage (20 Week Old Fetus)
    10-12 inch long; weight 1 lb-Sweat glands forming-Head hair appearing-Vernix caseosa covering body-Skin developing.

  • The Fetal Stage (24 Week Old Fetus)

    The Fetal Stage (24 Week Old Fetus)
    14 inch; weight 2 lbs-Eyes maturing-Taste buds developing.

  • The Fetal Stage (28-40 Week Old Fetus)

    The Fetal Stage (28-40 Week Old Fetus)
    Growing rapidly-Lanugo disappearing-Fatty tissue forming under skin-Body organs maturing.