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BONES (Layers (marrow (middle of the bone, makes blood cells), second…
BONES
Layers
second layer
hard and smooth
third layer
spongy
first layer
nerves &
blood vessels
to help bones grow
marrow
middle of the bone
makes blood cells
Some
Important Bones
Ribcage
inside the chest
protects the heart and lungs
Spine
made of vertebrae
holds the entire body
protects the spinal cord
Skull
inside the head
protects the brain
Joints
special places
elbows
knees
to connect bones
can move
and bend
What
form a skeleton
work with
muscles
to move
bones
to protect
can grow and change
How to take Care
wear protective gears
elbow pads
knee pads
helmet
wrist guard
eat dairy food
cheese
butter
milk
"calcium"