Skeletal and muscular

8. bone Located inside compact bones at widened ends of long bones, has spaces in matrix so it looks like a sponge, still rigid, adaptation- to make bones lighter in weight bone
12. provide attachment for the body- attach to bones voluntary
13. surrounds each eye- close eyelids
14. contract automatically (stomach, heart, etc.)
17. A long bone in your arm
18. Helps bones extend
21. Attaches to bones to provide movement

1. A bone in the phalangeyspatella
2. inside compact bones at widened ends of long bones, has spaces in matrix so it looks like a sponge, still rigid, adaptation- to make bones lighter in weight
3. side of neck turns and flexes neck
4. Bones in your fingers
5. upper back and neck extends head, move shoulder
6. joint Joint between bones (as at the elbow or knee) that permits motion in only one plane
7. A support in your chest
8. Shoulder blade
9. Allows muscle to return to its shape
10. oris surrounds the mouth- closes lips; puckers lips
11. muscles you contract when you want to move (skeletal)
15. tone the state of partial contraction
16. muscle - forms the wall of the heart and contracts to circulate blood involuntary
19. connect muscles to bone
20. shrinkes in size and lose strength