Across
- 3. The heart and vessels work together intricately to provide adequate blood flow to all parts of the body.
- 4. It protects your body from harmful substances, germs, and cell changes that could make you ill.
- 6. includes the skin, hair, and nails
- 9. used for air exchange in your body
- 11. The tissues, glands, and organs involved in producing offspring (children)
- 13. what a human needs to breathe
- 14. pumps blood around the body
- 15. It plays an important role in your immunity
Down
- 1. is made up of organs that break down food into protein
- 2. composed of specialized cells called muscle fiber
- 5. It uses hormones to control and coordinate your body
- 7. includes the brain, spinal cord, and a complex network of nerves.
- 8. what makes up all the body systems
- 10. made up of the bones that give structure to the human body
- 12. includes the pair of kidneys, which filter excess water