Across
- 3. Common respiratory condition caused by the narrowing of the bronchioles
- 8. the straw-coloured fluid that forms part of the blood
- 10. Blood vessels with walls 1 cell thick. This is where gas exchange happens in the blood
- 14. The air passages that carry air in and out of the lungs
- 16. small disc-like cells found in blood that oare involved with forming clots
- 18. Blood vessels that carry blood away from the heart
- 19. the number of chambers in the heart
- 22. The system that carries oxygen and nutrients to cells and waste materital away from cells via the blood
- 23. bean shaped organs that filter waste from the blood
Down
- 1. The technical name for the windpipe
- 2. Blood vessels that carry blood back to the heart
- 4. The system involved in gas exchange (breathing)
- 5. organs found in the ribcage that are part of the respiratory system
- 6. Animals with hooves and four chambers in their stomachs
- 7. dome-shaped muscle that moves up and down beneath your lungs
- 9. The air sacs in the lungs
- 11. cells that defend the body from infection
- 12. The system involved in filtering out waste and controlling contents of body fluids
- 13. The system involved in processing and obtaining nurtrients from food
- 15. cells that carry oxygen around the body
- 17. also called the colon. About 1.5m long and involved in absorbing vitamines and water
- 20. The rings around the trachea and parts of the ear are made of this
- 21. place where urine is stored