Across
- 4. system which includes the pancreas and adrenal glands
- 6. essential organ of the urinary system
- 9. organ of the skeletal system
- 10. system that allows for nutrient absorption into the blood
- 12. organ of the digestive system
- 13. system that includes blood vessels and heart
- 15. system that rids the body of nitrogen-containing wastes
Down
- 1. system that provides muscle attachment used for movement
- 2. body is controlled with these chemicals
- 3. protects organs from drying out
- 5. reproduction provides for this
- 7. system system that includes brains and sensory receptors
- 8. system which removes carbon dioxide from the blood
- 11. allows facial expressions
- 14. system that returns fluids to blood vessels