Organ system

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Across
  1. 7. the largest organ of the body that forms a physical barrier between the external environment and the internal environment that it serves to protect and maintain
  2. 8. The system that contains the heart and the blood vessels and moves blood throughout the body
  3. 10. your body's central framework
  4. 11. take in food and liquids and break them down
Down
  1. 1. an organ system consisting of skeletal, smooth, and cardiac muscle.
  2. 2. lymph drains from the tissues into the blood
  3. 3. The organs that are involved in breathing
  4. 4. the network of nerve cells and fibers which transmits nerve impulses between parts of the body.
  5. 5. the system of organs and parts which function in reproduction
  6. 6. The glands and organs that make hormones and release them directly into the blood
  7. 9. The systems that excrete wastes from the body