The Science of the Body

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Across
  1. 4. Colorless, odorless gas.
  2. 7. Responsible for the flow of blood, nutrients and oxygen.
  3. 10. The organ you blow slime from when you go through a phase.
  4. 12. A system of a series of organs responsible for oxygen.
  5. 14. The main part of the respiratory system needs this.
  6. 16. Pumps blood through the body.
  7. 18. A dome shaped muscle located under your lungs.
  8. 19. The two chambers of the heart involved in pumping blood.
Down
  1. 1. An organ of soft nervous tissue contained in the skull.
  2. 2. A bodily fluid in humans and animals that transports oxygen and nutrients to cells.
  3. 3. Blue blood vessels; carries blood in need of oxygen.
  4. 5. A tube structure carrying blood through tissues and organs.
  5. 6. Slippery slime produced in the nose.
  6. 8. Spiral shaped; Found in the breathing passage of the nose.
  7. 9. Carries blood with oxygen away from the heart.
  8. 11. A tube usually called the wind pipe.
  9. 13. An opening in your facial area that you breathe through when you are congested.
  10. 15. A substance that provides nourishment essential for growth.
  11. 17. Any of the fine branching blood vessels that form a network between the arterioles and venues.