Human body crossword puzzle

123456789101112131415
Across
  1. 3. a blood vessel that carries blood away from the heart.
  2. 8. Tiny fingerlike structures in the small intestine that absorb nutrients.
  3. 11. a muscular tube that leads to the stomach. Food goes down this tube.
  4. 13. lower part of the heart.
  5. 14. a muscle that contracts and expands so that the lungs may take in oxygen.
  6. 15. absorbs nutrients with villi.(smaller)
Down
  1. 1. Fights off diseases and infection.
  2. 2. absorbs water and gets rid of waste.(larger)
  3. 4. transports oxygen to the rest of the body.
  4. 5. the tube that allows oxygen to the lungs.
  5. 6. a blood vessel that carries blood to the heart.
  6. 7. liquidy part of the blood.
  7. 9. where mechanical digestion begins.
  8. 10. upper part of the heart.
  9. 12. Basic unit or structure of life.