HEALT CROSSWORD PUZZLE

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Across
  1. 2. Chemical substances that regulate body functions
  2. 6. Main nutrient source of energy
  3. 7. Chemical processes in the body to produce energy
  4. 9. The main organ of the nervous system
  5. 10. The body’s defense system against disease
Down
  1. 1. Resistance to a specific infection
  2. 3. Nutrients needed in small amounts but essential
  3. 4. Organ that pumps blood
  4. 5. Process of breaking down food in the body
  5. 8. Organ used for breathing