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Across 2. Organs of vision that detect light and color. 3. Responsible for breathing, exchanging oxygen and carbon dioxide. 6. Organ of smell and air filtration. 7. Passage for food and air, connecting mouth and esophagus. 10. Controls body movements and thoughts. 12. Produces enzymes and hormones for digestion and blood sugar regulation. 13. Provide structure, protect organs, and produce blood cells. 15. Tissues responsible for movement and support. 16. Filters waste products from the blood and regulates fluid balance.

Down 1. Backbone protecting the spinal cord and supporting the body. 2. Organs of hearing and balance. 3. Organ involved in metabolism, detoxification, and bile production. 4. Pumps blood throughout the body, supplying oxygen and nutrients. 5. Digestive organ that breaks down food with acids and enzymes. 7. Muscle in the mouth for tasting and speech. 8. Stores urine before excretion. 9. Digestive organs where nutrients are absorbed and waste is processed. 11. Stores urine before excretion. 14. Body's outer protective layer, regulates temperature and sensation. 15. Entry point for food and initial digestion.