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1 St. 13 Min, 6 Jul 2020 Jahr - Weeks 27-32

Beschreibung:

This is the beginning of the third trimester. Through week 27-32, the following begin to happen; the fetus fills out by storing body fat, and weighs about 4-4 1/2 lbs. The lungs aren't fully mature at this point, but there is some rhythmic breathing motions. The bones are fully developed, but are soft. The fetus is storing it's own calcium, iron, and phosphorus.

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1 St. 13 Min, 6 Jul 2020 Jahr
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~ 5 years and 3 months ago