Body Systems and Homeostasis
Across
- 1. Also referred as the "hormone system".
- 3. Major part of the circulatory system
- 4. Your body's central structure
- 8. Chemical messengers that send signals into the bloodstream and tissues.
- 11. Asystem that is made up of the brain and spinal cord.
- 13. A system that breaks down food and liquids to make energy.
- 14. Made up of myofibrils
- 15. Cells that have a special ability to shorten or contract
Down
- 2. A system that makes up organs and tissues that helps you breathe.
- 5. System that circulates blood through the body.
- 6. A system that involves the kidneys, ureters, bladder, and urethra.
- 7. Organs involved in producing offspring
- 9. A system that uses cardiac, smooth, and skeletal muscles.
- 10. Fine branching blood vessels
- 12. Blood vessels in the body at collect oxygen and return it to your heart