7 The Human Body U1 L1 Introduction To Body Systems

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Across
  1. 2. This reproductive system nourishes a developing fetus
  2. 4. This system works with the skeletal sys to help you move
  3. 6. This system has the brain as the center of it
  4. 7. The shape and size of cells are related to their function
  5. 8. This system has cells that get rid of invading bacteria
  6. 11. Groups of ____ that work together form body systems
  7. 14. This is the maintenance of constant internal environment when outside conditions change
  8. 18. This system gets rid of the body's waste
  9. 19. Humans need to use ____ to run their bodies and move
  10. 20. The heart pumps blood from the ____ to the body
  11. 21. These can prevent cells from carrying out life processes
  12. 22. This reproductive system makes sperm
  13. 23. Alcoholism can damage the structure and function of the ____
  14. 24. This system includes skin and hair
Down
  1. 1. Cells communicate by ____ messages
  2. 3. The dermis contains ____ ____
  3. 5. This system waste from the blood
  4. 9. This is part of the cardiovascular and muscular systems
  5. 10. This system helps regulate conditions inside the body
  6. 12. ____ ____ are also called organ systems
  7. 13. This system is where the stomach breaks down food into nutrients for the body
  8. 15. This system makes blood cells
  9. 16. This system moves blood though the body
  10. 17. These detect a stimulus in the environment