Fetal and Mother Development

By Bfanger

  • Baby's Week Two

    Baby's Week Two
    At this time, the fetus is the size of a pinhead.
    Critical stage for heart, organs, brain and spinal cord development.

  • Baby's Week Three

    Baby's Week Three
    Baby's heart begins to pump blood.

  • Baby's Month One

    Baby's Month One
    Fetus is constantly moving, but mother doesn't feel it.

  • Mother's Month One

    Mother's Month One
    Period is missed.
    Pregnancy may not be noticeable at this time.

  • Baby's Month Two

    Baby's Month Two
    About 1/4 of an inch long.
    Face, eyes, ears, and limbs all take shape. Bones start forming.

  • Mother's Month Two

    Mother's Month Two
    Breasts swell.
    Bladder is pressured because the uterus is increasing in size.
    Need to urinate more frequently.
    Possible nausea, also known as morning sickness.
    Fatigue is common.

  • Mother's Month Three

    Mother's Month Three
    Breasts become fuller and fuller, they may even ache.
    Nausea, fatigue, and frequent urination continues.
    Abdomen becomes slightly larger. Uterus is the size of an orange.
    Weight gain of 2-4 pounds.

  • Baby's Month Three

    Baby's Month Three
    Fetus about 1 inch long.
    Nostrils, mouth, lips, teeth buds, and eyelids form.
    Fingers and toes almost complete.
    Organs are present.

  • Baby's Month Four

    Baby's Month Four
    Fetus is about 3 inches long and weighs 1 ounce.
    Fetus can suck its thumb, swallow, hiccup, and move around.
    Facial features become clearer.

  • Mother's Month Four

    Mother's Month Four
    Abdomen keeps growing.
    Appetite increases.
    Most discomforts of early pregnancy usually leave.

  • Baby's Month Five

    Baby's Month Five
    Fetus is 6 1/2 to 7 inches long and weighs 4-5 ounces.
    Hair, eyelashes, and eyebrows appear.
    Teeth continue developing.
    Organs continue to mature.
    Starts moving around actively.

  • Mother's Month Five

    Mother's Month Five
    Enlarged abdomen starts to show.
    Slight fetal movements felt.
    Increased size impacts mother's posture.

  • Baby's Month Six

    Baby's Month Six
    Fetus is 8-10 inches long and weighs 8-12 ounces.
    Fat forms under skin, but fetus looks wrinkled.
    Movements for breathing begins.

  • Mother's Month Six

    Mother's Month Six
    Fetal movements apparent, in example: strong kicks, thumps, and bumps. Some may even be visible.
    Weight gain at the start of the month can be from 10-12 pounds.

  • Baby's Month Seven

    Baby's Month Seven
    Fetus is 10-12 inches long and we is 1 1/2 to 2 pounds.
    Periods of movements followed by periods of rest and quiet.

  • Mother's Month Seven

    Mother's Month Seven
    Increased size impacts posture.

  • Baby's Month Eight

    Baby's Month Eight
    Fetus is 14-16 inches long and weighs 2 1/2 to 3 pounds.
    Continues to rapidly gain weight.
    Reaction to loud noises through a reflex jerking action.
    Moved into a head-down position.

  • Mother's Month Eight

    Mother's Month Eight
    Discomfort comes from increasing size. Examples: backache, leg cramps, shortness of breath, and fatigue.
    Fetal kicks disturb the mother's rest.

  • Baby's Month Nine

    Baby's Month Nine
    Fetus is 17-18 inches long and weighs 5-6 pounds at the beginning of the month.
    Weight gain continues until the week before birth.
    Skin becomes smooth.
    Movements decrease, because of limited room.
    Disease-fighting antibodies gained from mother's blood.

  • Birth

    Descends into pelvis, causing mother to give birth.

  • Mother's Month Nine

    Mother's Month Nine
    Lightening felt when the fetus drops into e pelvis.
    Breathing becomes easier.
    Other discomforts keep happening.
    Total weight gain of 25-35 pounds results.
    False labor pains can occur.