2 h, may 28, 2003 y - Week 17
Bone development
Description:
The baby can now move his or her joints and it's skeleton. Formerly softened cartilage is now hardening to bone. The umbilical cord has now grown stronger and thicker. The baby is now the size of a turnip.
2015, Last updated: August. “Fetal Development Week by Week - Photo Gallery.” BabyCenter, www.babycenter.com/fetal-development-week-by-week.
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