Calcium?
the skeletal system
100
Bones meet at joints
where do bones meet?
200
teens lose bones bone density because their diets dont provide nutrients that they need
why do teens especially girls lose bone density?
200
bones come in all shapes and sizes
what do bones do?
300
Osteoporosis is a bone disease
What is osteoporosis?
300
it protects your important organs
what does the skeletal system do?
400
if people aren't getting enough calcium in their diet, the body will take calcium from the bones
what does calcium do?
400
206 bones are in the skeletal system
How many bones are in the skeletal system?
500
It ensures normal cell function, it helps release hormones, it helps transmit messages through the nerves
Why do we need calcium?
500
round bones, curved bones, ribs, illium
name some shapes of bones
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