Pregnant woman

Fetal Development Jerry

  • Period: to

    Fetus Development

  • Menstrual cycle

    Menstrual cycle
    This is the approximate date of your last period
  • Proliferative Phase

    Proliferative Phase
    This is the time where the uterus should try and "rebuild" the necessities for a child in the uterus
  • Ovulating/Fertilization

    this should be the date your ovulating, where the egg is produced from the ovaries, and is ready to recieve a sperm from the millions of candidates from the husband and have it fertilize the egg.
  • Pregnant Without Knowing

    Pregnant Without Knowing
    This is where you won't know that your pregnant but there will be early signs such as breast tenderness and fatigue
  • Development

    Once the egg is fertilized it becomes a zygote while moving down the fallopian tubes to be implanted in the uterus
  • Morula

    after 3-4 days the zygote has divited into a morula moving throught the fallopian tube
  • Blastocyte

    This is where the morula is transformed to a blastocyte moving from the fallopian tube to the uterus
  • Implantation

    The fetus should by now be implanted in the uterus lining
  • Week 3

    Week 3
    has 3 layers: Ectoderm, mesoderm, and endoderm
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    First Trimester

  • Development Week 4

    Development Week 4
    This is where everything inside the body of the baby is created from the ectoderm mesoderm and endoderm
    Ectoderm--->Nervous system
    Mesoderm--->Muscles of the baby
    Endoderm--->Organs of the body
  • Week 5

    Week 5
    The fetus has 3 layers now and is now on it's journey to becoming a full grown baby.
  • Week 6

    Week 6
    Eyes, ears, nose, legs, arms, and other things are starting to form on this week
  • Development

    The body and organs start to form inside the tiny little body from the endoderm.
  • Is that another heart?

    Is that another heart?
    The heart of the little one is now beating!! may be irregular and fast but its beating meaning its alive!!!!!!
  • Week 7

    Week 7
    Looking more like a tadpole instead of humanly and has little buds as arms and legs. And on this date the fetus should have a sense of touch now
  • Week 8

    Week 8
    Nerve cells are branching out more and more, and the "tail" is almost gone
  • Fetus is growing!!! week 9

    Fetus is growing!!! week 9
    the fetus is as big as a small blue berry
  • Size and Development Week 10

    Size and Development Week 10
    Fetus is about the size of a grape
  • Size and Development week 11

    Size and Development week 11
    just over an inch long and a fraction of an ounce
  • Development Week 12

    Development Week 12
    baby is about 1.5 inches long and it's toes and fingers are now all seperated. while also the face has some human characteristics
  • Size and Development Week 13

    Size and Development Week 13
    just over 2 inches long about the size of a lime and weights half an ounce
  • Week 14 of development

    Week 14 of development
    The ears are now shifting from neck to the head, facial feature and unique finger prints are there, and baby can now respond to outside stimuli. Plus he or she is now about the size of a fist. While also this is the beginning 2nd trimester
  • Period: to

    Second Trimester

  • Week 15

    Week 15
    Baby is all covered in lanugo, very fine hair, but don't worry it will eventually come off. Plus the baby is now starting to grow some hair, and eyebrows!! And your baby's bones are becoming harder readying to support itself
  • Week 16

    Week 16
    Your baby can now make some facial expressions!! don't worry its not because of your voices but he can definitely hear you though. Plus the baby's muscles are becoming more developed and he will be able to move, and so will his eyes even though its sealed shut.
  • Week 17

    Week 17
    If your listening very well you will notice that your baby's heartbeat is regular!!! And your baby is now developing it's baby fat and is practicing his skills like sucking and swallowing
  • Week 18

    Week 18
    Did you feel that??? Well whether you felt that or not your baby is now large enough for you to feel the kick, punch, and roll. And around this time the baby's fingerpring is definitely there. It's about 18cm long
  • Week 19

    Week 19
    The baby is now the size of a heirloom tomato and there is Vernix Caseosa covering the skin to protect it and ease the journey throught the birth canal. If you haven't seen any hair previously on your baby then this is when you will definitely see it. Plus he or she can make poop/urine.
  • Week 20

    Week 20
    Gender of the baby can now be determined with a sonagram. and s/he is about 10.5 ounces and about 6.5 inches, about the size of a eggplant.
  • Week 21

    Week 21
    This date should mark the day where he can taste things because his taste buds have been developed (or about developed)
  • Week 22

    Week 22
    Baby is about 11 inches in size and about 1 lbs and looks like a miniature newborn. Plus his eyes have almost fully formed just that it's iris still lack pigment
  • Week 23

    Week 23
    the little baby's muscles are well developed, weighs just over a pound, and is 11 inches in length. Also her lungs are preparing for the outside world now!
  • Week 24

    Week 24
    the baby's body is pretty lean and it will soon plump up, while also the brain is growing quickly, and the lungs and taste buds are developing to full potential. Plus skin is still transparent
  • Week 25

    Week 25
    The baby is now 13.5 inches and a pound and a half, and it's skin is starting to smooth out
  • Week 26

    Week 26
    Baby is almost 2 pounds and the baby's ears are now almost fully developed and can hear both the mother and father. And in this part of the time he's practicing how to breath by taking in small amounts of amniotic fluids.
  • Week 27

    Week 27
    Weighing at almost 2 pounds she is waking and sleeping in regular intervals, also blinking it's eyes. While the brain is still developing it's very active and the lungs are still under development.
  • Period: to

    Third Trimester

  • Week 28

    Week 28
    Baby may see the light that passes through the womb of the mother. Getting alittle more plump by the day with all the fat he is gaining for the outside world
  • Week 29

    Week 29
    Muscles and lungs are continueing to mature, and head is making room for the growing brain.
  • Week 30

    Week 30
    15.7 inches long and weighs about 3 lbs and her eyesight is still maturing to its full potential
  • Week 31

    Week 31
    Baby is growing quickly now and muscles are almost all developed now
  • Week 32

    Week 32
    Now the baby has toenails, fingernails, and hair(peach fuzz) At the weight of 3.75 lbs, with the length of 16.7 inches
  • Period: to

    Premature baby

    If your baby is born around this timespan it is considered a premature baby
  • Week 33

    Week 33
    The baby is now experiencing a growth spurt reaching about 4 lbs, and 17 inches and almost all bones are well developed
  • Week 34

    Week 34
    At around 6 lbs it's racticing how to breath and sucking his finger for early breast feeding. Almost all internal organs except the lungs are fully developed.
  • Week 35

    Week 35
    Lungs almost fully developed and is about 6 inches
  • Week 36

    Week 36
    At around 5.25 lbs the size of a honeydew melon and some where around this time his kidneys should be fully developed by now making him be able to process waste.
  • Week 37

    Week 37
    The baby should almost fully be ready weighing in at 6.3 lbs at near 19 inches
  • Week 38

    Week 38
    The baby's iris should be ready and the color of it's iris should surprise you unless your blue eyed, because the baby's eyes are blue.
  • Week 39

    Week 39
    at 20 inches and weight 7 lbs gorwing alittle more fat for the upcoming meeting with the world
  • Week 40

    Week 40
    At approximately 7.5 lbs and 20 inches in length fully developed and ready to be born!!! But here comes the hard part for the mommy =(
    she'll have to go through 3 stages of labor
    1st stage- she will experience some mood swings, the cervix will dilate larger, and there will be some "bloody showers"
    2nd stage- they body will have the urge to push and should end when baby born
    3rd stage-the mother now can kinda rest but she is now "delivering" the placenta