Human Body System

1234567891011
Across
  1. 1. This is the Blood vessel that carries blood back to the heart
  2. 5. This is a protein that is used by your immune system to distinguish them from their own cells
  3. 8. This is a blood vessel that carries blood away from the heart
  4. 9. This is given to people to induce an immune response that prepares the body for future invaders
  5. 11. This body system help you get rid of CO2
Down
  1. 2. This body system involve white blood cells and protecting you from pathogens
  2. 3. This is a protein that is made in response to foreign pathogens
  3. 4. This is the blood Vessel where gas exchange happens
  4. 6. This body system help you break down and absorb the food that you eat.
  5. 7. This is a protein that help break down the food that you eat
  6. 10. This is the body system that transports blood throughout your body