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Human Development- Katie Miesner

  • Day of last period

    Day of last period
    Day of last period
  • Ovulation

    Ovulation
    Began Ovulating
  • Fertilization

    Fertilization
    Baby was concieved
  • Implantation-3 weeks

    Implantation-3 weeks
    The blastocyst has impanted itself in the uterus. Amniotic fluid is beginning to collect around the blastocyst which will soon become the amniotic sac.
  • Neural Tube

    Neural Tube
    The Neural Tube is beginning to develop this will cause the brain, spinal cord, nerves, and backbone to sprout.
  • Nose, Mouth & Ears

    Nose, Mouth & Ears
    At six weeks the nose, mouth and ears will start to develop. This looks like an oversized head with holes where these will be. The arms and legs are little buds on the body. The heart is beating about 100-160 times a minute. The baby is about a quarter of a inch long.
  • Hands and Feet

    Hands and Feet
    At seven weeks the embryo's hands and feet are emerginf from the arms and legs. It is about a half inch long, about the size of a blueberry.
  • Nine Weeks

    Nine Weeks
    At nine weeks the baby is about an inch long and weighs a fraction of an ounce, about the size of a grape. The heart is finished dividing into four chambers, and the valves and teeth are developing. The "Tail" is completely gone. Eyes are fully formed, but are fused shut.
  • Now a Fetus! Whoohoo!

    Now a Fetus! Whoohoo!
    At ten weeks the baby is a little over an inch long. The embrionic stage is over, and the baby is now a fetus. The baby is swallowing fluid and beginning to kick. The vital organs are in place and starting to function, nails are beginning to appear on fingers and toes, and peach-fuzz hair is beginning to form on the body. The limbs can now bend, and spinal nerves are beginning to strech out from the spinal cord.
  • Reflexes

    Reflexes
    At 12 weeks the most dramatic development is in process- Reflexes. The babies fingers will open and close, eye muscles will clench, the mouth will make sucking motions, and if you poke your abdomen, the baby might squirm in response. The baby is just over two inches long, and weighs about a half an ounce.
  • Beginning of second Trimester

    Beginning of second Trimester
    The first trimester has ended now the second is beginning.
  • 14 weeks

    14 weeks
    The baby can now squint, grimace, pee, and possible suck it's thumb! The baby can also grasp. The baby is now about 3 1/2 inches long and weighs about 1 1/2 ounces. The baby starts developing lanugo, and it's liver is producing bile. The baby is now actively punching and kicking
  • Lungs!

    At 15 weeks the primitive air sacs (lungs) are beginning to develop.
  • Senses!

    Senses!
    At fifteen weeks the baby's senses are developing. Even though the baby's eyes are fused shut, the baby might move if you shine a flashlight on the tummy. The taste buds are also forming. The baby is about 4 inches long, and weighs about 2 1/2 ounces, about the size of an apple.
  • Boy or Girl?

    Boy or Girl?
    Also at week 15 the sex of the baby can be determind by ultrasound, but it all depends on the pictures clarity and the babys position.
  • 18 Weeks

    18 Weeks
    At this point the baby is now about 5 1/2 inches long and weighs about 7 ounces. Myelin is beginning to form around the nerves. If it's a girl, the uterus and fallopian tubes are now in place.
  • 22 weeks

    22 weeks
    At 22 weeks the baby is about 11 inches and weighs one pound
  • 26 weeks

    26 weeks
    Over the past month the baby has been growing and accumulating fat to prepare it for the outside world. The baby is now about 14 inches and weighs 1 2/3 Lbs.
  • Beginning of third trimester

    Beginning of third trimester
    the third trimester is beginning
  • 30 Weeks

    30 Weeks
    Now the baby is about 15.7 inches long and weighs almost three pounds. The baby can open it's eyes now and has about 20/400 vision, they will stay closed most of the day.
  • 34 Weeks

    34 Weeks
    At 34 weeks the baby is 4 3/4 lbs and almost 18 inches long.The lungs are continuing to mature.
  • 37 weeks

    37 weeks
    The baby is now full term. It's about 6 1/3 pounds and a bit over 19 inches. The baby has real hair, and is sheding the vernix caseosa, and probably moving into the head down position if it isn't already there.
  • Due Date

    Due Date
    Baby's Due Date
  • 1st stage of labor

    1st stage of labor
    The first stage of labor is where the cervix gradually thins out and opens
  • Second Stage of Labor

    Second Stage of Labor
    The second stage of labor is when the cervix is fully dialated and it ends with the birth of the baby.
  • third stage of labor

    third stage of labor
    The third stage begins right after the birth of your baby and ends with the delivery of the placenta.