Servais@dormi.zone to Parenting@lemmy.world · 9 个月前X-ray of a baby's hand make it look like their bones are floating around in therefiles.catbox.moeimagemessage-square12fedilinkarrow-up1188arrow-down15cross-posted to: interestingasfuck@lemm.ee
arrow-up1183arrow-down1imageX-ray of a baby's hand make it look like their bones are floating around in therefiles.catbox.moeServais@dormi.zone to Parenting@lemmy.world · 9 个月前message-square12fedilinkcross-posted to: interestingasfuck@lemm.ee
minus-squareacockworkorangelinkfedilinkarrow-up3·2 天前Protein. Bones are made of mostly collagen, with calcium nodules to act as rigidity-giving bricks. Babies have yet to calcify a lot of their skeleton. It’s only in puberty we finally calcify it all, thus finishing growth.
Protein. Bones are made of mostly collagen, with calcium nodules to act as rigidity-giving bricks. Babies have yet to calcify a lot of their skeleton. It’s only in puberty we finally calcify it all, thus finishing growth.