Across
- 2. The organ that's also a muscle which pumps blood around the body
- 3. An example of a tissue which carries oxygen and nutrients around the body
- 6. Liquid part of blood, mostly water and proteins
- 8. A group of cells working together with a similar structure and function
- 9. The element absorbed from the air in our lungs used by our cells during respiration
- 10. Carry blood away from the heart
Down
- 1. The release of energy from food
- 4. The organ that we use to inhale air and exhale carbon dioxide and water.
- 5. A word which means 'to do with the lungs'
- 7. Carry blood towards the heart