HumanBodySystem.

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Across
  1. 1. which comprises the heart and blood
  2. 3. composed of specialized cells called muscle fibers
  3. 6. regulates all biological processes in the body from conception through adulthood
  4. 7. a support structure for your body
  5. 8. work together to move a colorless, watery fluid called lymph back into your circulatory system
  6. 9. The organs that make urine and remove it from the body
Down
  1. 2. The tissues, glands, and organs involved in producing offspring
  2. 4. juices and enzymes that help the body digest food and liquids.
  3. 5. takes up oxygen from the air we breathe and expels the unwanted carbon dioxide.