Across
- 1. matrix medium of the cell, can be liquid, solid, jellylike
- 4. a red blood cell
- 7. process of bone growth
- 12. line the remnant of the young growing bones in the bone
- 13. oblongata respiratory control center
- 15. an eating disorder which starts with the letter "a"
- 16. cell shape which resembles pavement
- 17. large tissue which supports the digestive track
Down
- 2. where does the gas exchange occur?
- 3. an essential amino acid which starts with the letter "a"
- 5. tissue that contains fat cells
- 6. a part of the intestine, located in the beginning of the intestinal track
- 8. chemical substances found in food, build the human body
- 9. a tube located in the beginning of the digestive system
- 10. the control center of heat management
- 11. movement of air into and out of the lungs
- 14. a cell of which the alveoli wall is composed