Skeletal System

4. / It makes the joints painful and swollen.
7. / Causes bones to shrink
9. / Bones protect internal organs such as the brain, heart, lungs.
11. / An abnormal condition which the spine is curved to the left or to the right.

1. / A condition in which bone density decreases, causing bones to become brittle and easily fractured.
2. / Bones that have characteristics rigid, dense, more calcium and less gluten.
3. / Joint that allows bones to move in one direction.
5. / Joint allows the bones move freely.
6. / It causes bones to be an O-shaped or X-shaped.
8. / Joint allows bones move forward and backward.
10. / A point at which two bones meet.