Across
- 2. This is where food goes after the esophagus
- 7. The smallest type of blood vessels that have thin walls to easily move substances in and out of tissues and cells
- 8. No nutrients would be absorbed from food if there weren't capillaries by this organ
- 12. The respiratory system works with this body system to get oxygen to our cells
Down
- 1. This is what the respiratory system does, where oxygen goes into the body and carbon dioxide goes out
- 3. The adjective to describe the type of blood in the capillaries and veins after the lungs
- 4. The microorganisms (small organisms) that are killed in the stomach
- 5. This is the part of the respiratory system where gas exchange happens with the blood in capillaries
- 6. The type of blood vessel that takes blood away from the heart
- 9. This won't be absorbed from food if there are no capillaries by the large intestine
- 10. A group of the same specialised cell is a...
- 11. Air goes here straight after it passes through the trachea