Across
- 3. – Blood vessels that carry oxygen-rich blood away from the heart.
- 7. – The system that controls movement, thoughts, feelings, and senses.
- 8. – Thin fibers that carry signals throughout your body, helping you move, feel, and respond.
- 9. – Sponge-like organs that take in oxygen and remove carbon dioxide from the blood.
- 10. – A tube (windpipe) that carries air from the nose and mouth to the lungs.
- 14. – A stretchy, muscular organ that mixes food with acids to help break it down.
- 15. – A muscle below the lungs that helps you breathe by moving up and down.
Down
- 1. – The system that breaks down food into nutrients your body can use.
- 2. – Long tubes (small and large) that absorb nutrients and water from digested food.
- 4. – The control center of your body; it processes information and sends instructions.
- 5. – Blood vessels that carry oxygen-poor blood back to the heart.
- 6. – The system that moves blood, oxygen, and nutrients through the body.
- 11. – A powerful muscle that pumps blood through your whole body.
- 12. – A muscular tube that carries food from the mouth to the stomach.
- 13. – The two main branches off the trachea that carry air into each lung.
- 14. Cord – A bundle of nerves that carries messages between the brain and the body.