Unit 4 - Body Systems
Across
- 3. muscle attached to the bone, allows for voluntary movement
- 7. location where two or more bones meet
- 8. involuntary muscle from the heart that pumps blood through the body
- 10. system containing hair, skin, and nails
- 11. middle layer of the skin
- 13. system made of 206 bones the provide structure, shape, and protection
- 14. most skeletal muscles work in ( )to move certain body parts
Down
- 1. this is at the ends of some bones, eventually turning into bone tissue until used up, causing growth
- 2. tougher tissue that allows muscles to stay connected to bone
- 4. strong bands of tissue that hold some joints together
- 5. provides the hardness of bones
- 6. innermost layer of the skin
- 9. system that helps the body move
- 12. outermost layer of the skin
- 14. provides the flexibility of the bones
- 15. muscle that is involuntary, and works without you realizing (ex. stomach)