human body

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Across
  1. 3. A muscular tube that connects the mouth to the stomach.
  2. 7. upper chamber of the heart
  3. 8. Tiny finger-shaped structures that cover the inner surface of the small intestine where digested food is absorbed
  4. 9. lower chamber of the heart
  5. 10. A blood vessel that carries blood away from the heart.
  6. 13. blood vessel that carries blood back to the heart
  7. 14. Blood cells that carry oxygen from the lungs to the body cells.
  8. 15. A blood cell that fights disease.
Down
  1. 1. Liquid part of blood
  2. 2. smallest blood vessel; connects arteries and veins - is where stuff is being delivered and picked-up.
  3. 4. a cell fragment that plays an important part in forming scabs.
  4. 5. absorbs water
  5. 6. Organ where most nutrient absorption takes place
  6. 11. large muscular sac that continues the mechanical and chemical digestion of food
  7. 12. where digestion begins