Body Systems & Homeostasis

1234567891011121314151617181920
Across
  1. 2. The body system that moves the body with the help of the skeletal system.
  2. 7. A biological occurrence wherein the output of a system amplifies the system or inhibits the system; allows homeostasis to be maintained.
  3. 8. The body system that provides a mean of producing offspring.
  4. 11. The chemical messenger of the body.
  5. 12. The body system that protects the body by forming the body’s outer layer (think skin).
  6. 14. These are blood vessels located throughout your body that collect oxygen-poor blood and return it to your heart.
  7. 15. The body system that controls the exchange of gases (think breathing).
  8. 16. To maintain a stable internal environment despite changes in the external environment.
  9. 17. The body system that coordinates sensory input with motor output (think brain).
  10. 19. The body system that breaks down food into essential nutrients (ex. stomach, intestines)
  11. 20. The body system that controls body functions through hormones.
Down
  1. 1. The smallest blood vessels in your vascular system; transport blood, nutrients and oxygen to cells in your organs and body systems.
  2. 3. The breakdown of food into smaller pieces without chemical change to the food molecules.
  3. 4. The body system that protects the body against invading organisms (think immunity).
  4. 5. The body system that removes cellular wastes from the body (think bladder).
  5. 6. A state of balance among all the body systems needed for the body to survive and function correctly.
  6. 9. These are tubelike structures that are responsible for the transportation of fluid to and from every organ in the body.
  7. 10. The body system that transports nutrients, fluids, and gases (ex. heart, arteries).
  8. 13. An organ that makes one or more substances (such as hormones, sweat, or tears).
  9. 18. The body system that supports the body internally (think bones).