Please enable JavaScript.
Coggle requires JavaScript to display documents.
bones - Coggle Diagram
bones
important bones
skull
protects brain
ribcage
protects hearts and lungs
spine
protects spinal cord
holds our body up
walk with two legs
how to take care of our bones
wear helmet
wear elbow pad, knee pad, and wrist guard
eat dairy foods
milk, cheese,
calcium
what are bones?
skeletons are formed by bones
works with our muscles to help us move
protect important parts of our body
what are bones made of?
have 3 layers
first layer : has all the nerves and blood vessels
second layer : hard and smooth
third layer : spongy but pretty hard.
The middle of the bone : marrow
marrow makes blood cells