Human Body Systems - 4

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Across
  1. 2. Chemicals that regulate growth and development (e.g. testosterone and estrogen)
  2. 5. Organ that controls all body functions and is part of the nervous system
  3. 6. Lung expands to get more oxygen into the body. What system is involved?
  4. 8. In females, an ovum (egg) moves from an ovary into the uterine tube. What system is involved?
  5. 9. You hear the bell ring and instantly get up from your seat to leave class. What system is involved?
  6. 10. After the breakdown of food into nutrients, what system will transport nutrients across the body?
  7. 11. System that creates red blood cells
  8. 12. System that moves white blood cells
  9. 14. The kidneys and the urinary bladder are both found in this system
Down
  1. 1. The pancreas is a gland that produces insulin, a hormone that regulates glucose levels. What system is involved?
  2. 3. System responsible for movement of food and movement of the diaphragm
  3. 4. What system will break down food into nutrients that the body can absorb?
  4. 7. Your body feels chilled and develops "goosebumps" which helps to warm your skin. What system is involved?
  5. 13. Health workers are exposed to pathogenic and nonpathogenic microorganism. What system is involved in protecting these workers?