SCIENCE BODY SYSTEMS!

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Across
  1. 2. two or more tissues that work together as a unit
  2. 4. this system processes sensory information from the outside and inside the body and controls all behaviors.
  3. 5. The basic unit of life in all living things
  4. 7. where the organs work together to bring in oxygen and expel carbon dioxide.
  5. 9. where organs work together to use blood to deliver oxygen and nutrients throughout the body while also removing waste products.
  6. 10. A group or layer of cells that work together to perform a specific function
  7. 12. system a group of organs that work together to perform a specific function in an body
  8. 13. a system where the organs work together to remove waste and toxins from the body.
  9. 14. a single living thing formed by all organ systems working together to maintain homeostasis.
  10. 15. where the organs work together to help body fight infections, disease and other foreign invaders.
Down
  1. 1. mostly composed of calcium and phosphorus.
  2. 3. a state of balance among all the body systems needed for the body to survive and function correctly.
  3. 6. provides support structure and protection for the body and its organs
  4. 8. where the organs work together to allow movement for organisms.
  5. 11. where the organs work together to take in food and liquids and break them dowm into substances that the body can use for energy, growth and tissue repair.