116548177 felicitymay nc

Prenatal Development Baby

By NolanM2007

  • Week 1-2

    Week 1-2
    1. Conception
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    Week 3-4

    1. Conception
    2. Zygote becomes blastocyst, travels down Fallopian tube.
    3. Cell division begins
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    Week 5-6

    1. Neural tube closes.
    2. Spine and brain forms
    3. Heart begins to form
    4. Eyes and Ears form
    5. Baby is 1.6 inches long

  • Week 7-8

    Week 7-8
    1. Brain and face begins growing
    2. Four chamber heart
    3. Fingers and toes begin to form
    4. Ears develop
    5. Nose and Ears
    6. All major organs form
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    Week 9

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    Week 10

    1. Head is half the size of the baby
    2. All body parts are now present 3.The eyes, ears, arms, and legs are now detectable
    3. Baby is now 1.25 inches long
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    Week 11

    1. Genitals develop
    2. The head is half the length of the baby
    3. Teeth buds form
    4. Baby is 2 inches long, weighs one third of an ounce.
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    Week 12

    1. Fingernails grow
    2. Facial features become more defined
    3. Intestines are inside the abdomen
    4. Around 1.5 inches long, half an ounce
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    Week 13

  • Week 14

    Week 14
    1. The baby's sex will become apparent
    2. Babies can make and swallow urine
    3. Baby is around 3.5 inches long, 1.5 ounces
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    Week 15

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    Week 16

    1. The baby can now move, but the mother can't feel it.
    2. Baby is 4.5 inches long, 4 ounces
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    Week 17

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    Week 18-19

    1. Baby can now hear
    2. Digestive system now works
    3. Vernix Caseosa covers the baby
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    Week 20-21

    1. Baby has regular sleep patterns
    2. All organs are now formed
    3. Underdeveloped breathing
    4. Baby is covered in Lamugo
    5. Baby is around 6 inches long, 11 ounces.
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    Week 22

    1. Baby now has nails, fingerprints, eye lashes, and some hair.
    2. The baby is more active
    3. Using a stethoscope, the baby's heartbeat can now be heard.
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    Week 23

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    Week 24

    1. Wrinkled, pink skin
    2. Lungs are now developed
    3. Regular sleep patterns
    4. 8 inches long, weighs around 1 pound
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    Week 25-27

  • Week 28-29

    Week 28-29
    1. Eyes begin to partially open and close
    2. Central nervous system directs breathing and body temperature
    3. Lungs are capable of breathing air
    4. Baby begins to kick and stretch
    5. Baby is around 10 inches long, weighs 2.5 pounds
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    Week 30

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    Week 31-32

    1. Most major developments are finished
    2. Rapid weight gain begins
    3. Lanugo begins to fall off
    4. Baby is 11 inches long, weighs around 3.5 pounds
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    Week 33

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    Week 34

    1. Continues to grow fingernails and toenails
    2. Developed breathing motion
    3. Responds to light
    4. Skin is pink and smooth
    5. Baby is 12 inches long, weighs 4.5 pounds
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    Week 35

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    Week 36-37

    1. Takes most of the amniotic sac
    2. Baby starts to turn its head down
    3. Will now gain half a pound every week until delivery
    4. 13.5 inches long, weighs 6 pounds.
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    Week 38-40

    1. Baby's brain, lungs, and liver are still developing
    2. Brain doubles in size between weeks 35-39
    3. Lung development helps combat birth complications
    4. Baby considered full term at 39 weeks
    5. Weight gain helps with temperature control