Across
- 3. The organ that pumps blood
- 5. A body system that transports nutrients in the body
- 6. Their heart consists of 2 chambers
- 8. A blood vessel that carries blood from the heart to body parts
- 9. Body covering of birds
- 11. The body covering of fish
- 12. The main organs in the respiratory systems
- 14. The liquid that carries oxygen throughout the body
- 15. The tube that transports food to the stomach
Down
- 1. Breaking down food into smaller pieces
- 2. It is also called the windpipe
- 4. The organ that controls the body
- 7. A part of the body that performs a job
- 10. intestine The organ where food is absorbed into the blood
- 13. The system that includes the brain and spinal cord