Body Systems

5. food molecule made of C,H, and O
7. a small structure in a cell with a membrane and a specific function
10. group of organs with related functions, working together to perform body functions in order to maintain homeostasis
13. delivers blood without oxygen from the heart to the lungs
14. system that sends messages back and forth between the brain and other parts of the body
18. the heart is made of this type of muscle
20. a long bundle of nerves that carries messages between the brain and the rest of the body and helps you move
21. example of excretory system performing homeostasis by _____ to cool the body with the use of evaporation

1. functions of this system are support, protection, storage, blood production, and movement
2. type of muscle found on the inside of organs
3. system that removes unnecessary waste from the body
4. largest carbohydrate that does not get broken down or absorbed
6. functioning to keep conditions (ex: temperature, pH, and oxygen levels) inside of itself the same, even though conditions outside are always changing
8. transfer information about what's happening outside the body to the brain as signals
9. basic structural and functional unit of a living organism
11. large food molecule that is broken down in the small intestine
12. the process of taking in oxygen and releasing carbon dioxide
15. example of skeletal muscles performing homeostasis by _____ to produce heat when the body temperature gets low
16. make up the peripheral nervous system
17. example of respiratory system performing homeostasis by the _____ taking in oxygen and breathing out carbon dioxide
19. type of muscles that move when you want them to and are controlled by the cerebrum of the brain