This easy crossword puzzle helps kids in grades 3-5 learn about protein synthesis and DNA basics with common words and simple clues.
Human Circulatory System Crossword Puzzle for College is a easy crossword puzzle with 19 clues covering . Play it online for free below, or create your own crossword with our free crossword maker.
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Human Circulatory System Crossword Puzzle for College
Practice and reinforce basic terms of the human circulatory system with this easy-level crossword puzzle designed for college biology students.
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Across
- 1. Shape of red blood cells
- 4. Smallest blood vessel where exchange occurs
- 8. Clear fluid involved in immune response
- 9. Rhythmic contraction of the heart muscle
- 10. Liquid part of blood
- 13. Upper chambers of the heart
- 14. Gas transported by red blood cells
- 15. Blood vessels returning blood to the heart
- 18. Throbbing of arteries caused by heartbeats
Down
- 2. Fluid that carries oxygen and nutrients
- 3. Largest artery in the body
- 5. Prevents backflow of blood
- 6. Protein in red blood cells that binds oxygen
- 7. Mass formed to stop bleeding
- 11. Lower chambers of the heart
- 12. Main organ that pumps blood
- 16. Latin root for vein, often meaning upward flow
- 17. Short for cells that help blood clot
- 19. Vessel that carries blood away from the heart
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