Across
- 4. something that generates a response
- 5. electrical signal of the nervous system
- 7. system of heart, blood, and vessels used to transport nutrients and wastes
- 10. system of bones and cartilage for support, protection and movement
- 13. system that receives and sends electrical signals throughout your body
- 15. automatic nervous system response
- 16. 2 words- two or more organs that work together. digestive system is one of these
- 18. another name for the circulatory system
- 19. system that filters the blood at the kidneys, and removes wastes such as excess water, salts and urea
- 20. system that consists of glands that regulates body functions, growth and development by sending chemical messengers through the blood stream
Down
- 1. system made up of parts of other systems such as white blood cells, skin, and stomach acids to protect you from harmful organisms
- 2. a disease causing organism
- 3. system that allows body movement. voluntary for skeletal movement, involuntary for digestive organs and heart
- 5. system composed of hair skin and nails. Protects you from invaders and prevents your insides from drying out
- 6. a group of similar cells working together (epithelial, nervous,muscle, or connective
- 8. the state of a stable (balanced) internal environment
- 9. system composed of parts of other systems that rids the body of wastes
- 11. system for bringing in and breaking down nutrients for absorption into the bloodstream
- 12. chemical messenger of the endocrine system
- 14. two or more tissue types working together to perform a specific function heart or brain are examples
- 17. system that brings in oxygen and gets rid of waste carbon dioxide through the lungs