An easy protein synthesis crossword puzzle designed for high school students. Focuses on key terms including DNA, RNA, codon, and amino acids to reinforce basic concepts.
Human Circulatory System Crossword Puzzle for High School is a medium 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 High School
Challenge your understanding of the human circulatory system with this medium-difficulty crossword. Perfect for high school students studying blood vessels, heart anatomy, and circulation.
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Across
- 1. Type of circulation between heart and lungs
- 2. Phase of the heartbeat when the heart relaxes
- 3. Blood components essential for clotting
- 4. Tiny blood vessels where gas and nutrient exchange occurs
- 5. Structure that prevents blood from flowing backward
- 6. Blood vessels that carry oxygen-rich blood away from the heart
- 7. Process of blood flow throughout the body
- 12. Phase of the heartbeat when the heart contracts
- 15. Liquid component of blood that transports cells and nutrients
- 17. Vessels that return blood to the heart, often carrying deoxygenated blood
Down
- 8. Largest artery in the body, leaving the left ventricle
- 9. Lower chambers of the heart that pump blood out
- 10. Type of blood cell that carries oxygen (two words combined)
- 11. Force exerted by circulating blood on vessel walls (combined word)
- 13. Type of blood cell involved in immune defense (two words combined)
- 14. Protein in red blood cells that carries oxygen
- 16. Small vein that collects blood from capillaries
- 18. Upper chambers of the heart that receive blood
- 19. Muscular organ that pumps blood throughout the body
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