Your Strong Skeleton and Amazing Muscular System

Your Strong Skeleton and Amazing Muscular System — page 3
NE AMAZING BONES BRILLIANT BODY FACT AND MUSCLES The hyoid bone in your throat is the only bone that doesn't connect with any other bone What's the reason you aren't blobbing around on the floor like a jellyfish right now Your BONES They provide a structure for your body snail shell like a's or a suit of armor but on the inside Your bones and muscles COOK CLOSER SKULL PLATES give your body its shape infant skull Joining together As a baby you had over 300 bones but as you grew some of them fused together For example your skull starts off as eight soft bony plates with gaps between them There are good things spaces between bone plates and bad things about this arrangement Good things It allows a baby's skull adult skull to compress in the narrow birth canal after you're born it also lets your skull expand as your brain grows Bad things A flexible skull doesn't provide very much brain