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.