Across
- 1. The smallest type of blood vessel, whose function is to facilitate exchange of substances between the blood and the tissue
- 4. A blood vessel that carries blood away from the heart
- 6. Produce digestive juices
- 9. Carries deoxygenated blood away from the heart, towards the lungs
- 10. The type of circulatory system where blood is pumped around the body an is always contained within a network of blood vessels
- 12. A blood vessel that carries blood back towards heart
- 13. The organ where protein digestion begins
- 15. Is a process in which relatively large, insoluble biological molecules in food ( are hydrolysed into smaller, soluble molecules that can be absorbed across the cell membranes into the bloodstream and delivered to cells in the body
- 16. Carries oxygenated blood out of the heart and to the rest of the body
Down
- 2. Carries deoxygenated blood away from the kidneys, towards the heart
- 3. Supply the heart with oxygenated blood
- 5. A hollow tube with muscular walls through which food passes from the mouth to the stomach
- 7. The space through which food passes
- 8. Site of water reabsorption
- 11. It produces bile
- 14. It contains teeth which break food into smaller pieces and increase its surface area to volume ratio