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 Elementary is a hard crossword puzzle with 13 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 Elementary
Challenge your understanding of the human circulatory system with this hard difficulty crossword for elementary students. Includes advanced vocabulary on heart anatomy and blood flow.
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Across
- 1. Lower chamber of the heart that pumps blood out to the body.
- 2. The process of blood clotting to stop bleeding.
- 3. The muscular middle layer of the heart wall responsible for contractions.
- 5. Small branch of an artery leading to capillaries.
- 7. Thin layer of cells lining the interior surface of blood vessels.
- 8. Type of arteries supplying blood directly to the heart muscle.
- 9. Another name for the mitral valve between left atrium and ventricle.
- 11. Small vein that collects blood from capillaries.
- 13. Upper chambers of the heart receiving blood from veins.
Down
- 4. Phase of the heartbeat when the heart muscles contract.
- 6. Red blood cell specialized in oxygen transport.
- 10. Relating to the valves that prevent blood backflow in the heart.
- 12. The liquid part of blood that carries cells and nutrients.
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