Body Systems
Across
- 3. This system is made up of the brain, spinal cord, and nerves. It is your body’s control system.
- 5. These are areas within the body where two or more bones meet.
- 7. This organ in the nervous system receives messages from and transmits messages to the nerves of the body.
- 9. The smallest living unit.
- 11. Blood vessels that carry oxygen-poor blood back to the heart.
- 12. This connective tissue attaches skeletal muscle to bone.
- 15. This system brings oxygen into the body and removes carbon dioxide.
- 17. Tiny blood vessels that connect arteries to veins. These blood vessels carry oxygen/nutrients to individual cells.
- 19. This organ within the digestive system breaks food down further mechanically and chemically.
- 20. This system is made up of organs that break down food into nutrients which the body needs for energy, growth, and repair.
- 21. Blood vessels that carry oxygen-rich blood away from the heart.
Down
- 1. This is made up of tissues that work with the skeletal system to control movement of the body.
- 2. This organ is the pump in the cardiovascular system that sends blood moving throughout the body.
- 4. The largest organ in the body.
- 6. This system is made up of bones, ligaments, and cartilage. It shapes your body and protects your organs.
- 8. This system is made up of your skin, hair, and nails.
- 10. This organ within the digestive system allows food to move from the mouth to the stomach.
- 13. This system is made up of organs that transport blood throughout the body.
- 14. This connective tissue holds the bones of the skeletal system together.
- 16. Your body's skin does this to keep it cool when the body becomes too hot.
- 18. These breathing organs in the respiratory system bring oxygen to and carbon dioxide from the blood.