Homeostasis

3. Change in an organism's behavior to better suit its environment
8. Storage form of glucose in the liver and muscles
9. Process of maintaining an optimal internal temperature
10. Change in the internal processes of an organism to adapt to its environment
12. feedback System of receptors, control centers, and effectors that maintain internal conditions
14. Long fiber that conducts impulses away from the nerve cell body
15. Chemical messengers that travel through the blood to target organs

1. Main component of the nervous system that transmits signals
2. Hormone that raises blood glucose levels by promoting the conversion of glycogen to glucose
4. The part of the brain that regulates body temperature, hunger, and thirst
5. Hormone produced by the pancreas that lowers blood glucose levels
6. Maintenance of a stable internal environment in the body
7. Simple sugar that is an important energy source
10. Gland that secretes insulin and glucagon
11. potential Electrical signal that travels along a nerve fiber
13. Change in the physical structure of an organism to adapt to the environment