Muscular System
Across
- 4. These muscles connect to the skeleton to help a person move.
- 6. The arm has what type of muscles?
- 8. Nearly all movement in the body is the result of muscle?
- 12. What word means to move without a person having to think.
- 13. Flexor and extensor muscles work as a?
- 14. Smooth muscles expand and contract to help the _______ take in air and move blood through blood vessels.
- 15. The bladder is what type of muscle?
Down
- 1. The muscular system is composed of specialized cells called muscle?
- 2. Muscle fibers are arranged in?
- 3. Muscles help _______ the food a person consumes.
- 4. These muscles and are located in hollow organs.
- 5. Skeletal muscles are __________, meaning the brain sends a message along the nerves in the body to make a muscle move.
- 7. What attaches skeletal muscles to bone?
- 9. The heart is what type of involuntary muscle?
- 10. What gives the cells the energy they need to work?
- 11. There are around 600 _____ in the human body.