body systems
Across
- 1. marrow what produces blood cells?
- 4. what holds our urine?
- 8. dioxide what do we breathe out?
- 10. what does the body take out of food?
- 13. biggest artery in your body?
- 14. carries food and oxygen to cells
- 16. what does the body take out of food?
- 18. what does the body take out of food?
Down
- 2. what do we breathe in?
- 3. 95% is water in urine, what is the 5%?
- 5. what hold our bones together?
- 6. tract ureters, urethra, bladder and kidneys are a part of?
- 7. what do our muscles do when they move?
- 9. intestine what organ interfaces with the circulatory system and the digestive system?
- 11. how many different types of muscles do we have?
- 12. what side of the heart is bigger?
- 15. is deoxygenated blood really blue?
- 17. what side of the hear carries deoxygenated blood?