miscellaneous:body systems & homeostasis

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Across
  1. 5. organ that makes one or more substances
  2. 8. made up of blood vessels that carry blood away from and towards the heart
  3. 11. organism's ability to keep a constant internal environment
  4. 14. involves the secretions of enzymes throughout your digestive tract
  5. 15. bodily system that consists of the bones, their associated cartilages, and the joints
  6. 16. consist of a single muscle cell
  7. 17. chemical substances that act like messenger molecules in the body
  8. 18. type of blood vessel that return deoxygenated blood from your organs back to your heart
Down
  1. 1. systems that excrete wastes from the body
  2. 2. your body mechanically breaks down food, grinding or smashing it into smaller pieces
  3. 3. complex network of glands and organs
  4. 4. tissues, glands, and organs involved in producing offspring
  5. 6. organs that take in food and liquids and break them down into substances that the body can use for energy, growth, and tissue repair
  6. 7. he major controlling, regulatory, and communicating system in the body
  7. 9. organ system consisting of skeletal, smooth, and cardiac muscle
  8. 10. composed of cells that have the special ability to shorten or contract in order to produce movement of the body parts
  9. 12. blood vessel that carries blood from the heart to tissues and organs in the body
  10. 13. network of organs and tissues that help you breathe
  11. 14. minute thin-walled vessel of the body