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10 Cards in this Set
- Front
- Back
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stage one is?
how long does it last? what happens durring? |
1. zygote
2. after conception till 14th day 3. when a singel celled zygote begins to grow in to a ball of cells and moves threw the falopian tube on the 14th day implanted in the lining of the uterus. |
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what is stage two?
how long does it last? What happens during? what happens 3rd and 4th week? what happend in the 5th week? what happens by end of the 8th week? |
1. stage of the embryo
2. end of second week through the eighth week 3. the embryo becomes enclosed in the amniotic sac and receives nutrients and oxygen through the umbilical cord 4. during 3rd + 4th weeks central nervous system begins to develop 5. 5th week brain develops and the beginnings of eyes, lungs, arms, and legs start to emerge. 6. 8th week all of the major body systems have begun to develop the face, arms, legs, hands, feet are forming 7. 1 in long |
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Third and final stage is?
How long doe this stage last? |
1. Stage of the Fetus
2. Ninth week until birth |
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THIRD MONTH
Which is how many weeks? How long & how much does it weigh ? What has changed ? This marks what? |
1. 12 weeks
2. 3 in long and 1 ounce 3. Its heart beat may be heard with a electronic stethoscope most of its internal organs are formed and its gender is evident the fetus may suck its thumb 4. This marks the end of the first trimester |
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FOURTH MONTH
How long is it and how much is weight? What has changed? |
1. 8in 6 ounces
2. Fine hair covers the entire body eyebrows and eyelashes begin to appear mom may feel it move |
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FIFTH MONTH
How long is it and how much is weight? What has changed? |
1. 10 in 1 pound
2. Hair and nails appear able to grip fat deposits begin to appear beneath the wrinkly skin |
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SIXTH MONTH
How long is it and how much is weight? What has changed? This marks what? |
1. 12 in long 1.5 lbs
2. Eyes open and close muscles in arms and legs are strong Mom can feel it kicking 3. Marks the end to second trimester |
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SEVENTH MONTH
How long is it and how much is weight? What has changed? |
1. 15in long 2.5lbs
2. The fetus is covered with a thick white protective coating called vernix The nervous, circulatory, and other systems have become mature enough to give the fetus a two out of three chance of survival if born now |
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EIGHTH MONTH
How long is it and how much is weight? What has changed? |
1. 16.5 in 4 lbs.
2. Can hear sounds ( sounds like if we were underwater and a person was talking to us) |
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NINTH MONTH
How long is it and how much is weight? What has changed? Marks it as? |
1. gains .5 lb each week weight is 7.5 lbs 20 in how ever normal fetus can range in weight from (5.5lbs to 10)
2. Downy fuzz disappears, head down 3. Full term or ready to be born |
