Across
- 2. tissue that connects muscle to bone.
- 3. the parts of a neuron that receive signals
- 6. organ system that regulates growth by producing hormones.
- 7. Organs that help you breathe
- 10. basic building blocks of all living organisms
- 12. the part of the nervous system which includes the brain and spinal cord.
- 13. thin blood vessels where gases are exchanged
- 14. The heart, liver and brain are all examples of this
- 15. Organ system that captures oxygen from the atmosphere.
Down
- 1. organs that get rid of waste from blood
- 2. groups of cells with similar function that work together.
- 4. organ system that breaks down food for cells to use
- 5. organ that pumps blood
- 8. Bone that protects the brain
- 9. organ system that gives the body structure
- 11. organ system that removes waste from the body