different body systems

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Across
  1. 3. collection of specialised organs
  2. 6. body contains about 650 muscles that aid in movement
  3. 8. contribution towards the reproduction process. Integumentary system,
  4. 9. bladder, and urethra) filters the blood to remove wastes
Down
  1. 1. are mechanical support, movement, protection, blood cell
  2. 2. function is to bring oxygen into the body and expel carbon dioxide
  3. 4. Respiratory system The circulatory system, also called the vascular system, consists of arteries, veins and capillaries
  4. 5. body's shield against unfamiliar things like viruses and parasites.
  5. 7. sends signals to the musculoskeletal system