Heart and Blood Vessels Crossword Puzzle
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QUESTIONS LIST:
- heart: a muscular organ that pumps blood around the body.
- right atrium: the upper right chamber of the heart that receives deoxygenated blood from the body.
- ventricle: a lower chamber of the heart that pumps blood out of the heart.
- valve: a flap of tissue that prevents blood from flowing backwards in the heart and blood vessels.
- artery: a blood vessel that carries blood away from the heart.
- vein: a blood vessel that carries blood back to the heart.
- capillary: a tiny blood vessel where substances such as oxygen, nutrients, and waste products are exchanged with body cells.
- double circulatory: a circulation system in which blood passes through the heart twice during one complete journey around the body.
- plasma: the yellow liquid part of blood that transports cells, nutrients, hormones, carbon dioxide, and waste products.
- red blood cells: blood cells that contain hemoglobin and carry oxygen around the body.
- white blood cells: blood cells that help protect the body from infection and disease.
- platelets: small cell fragments in the blood that help blood clot and prevent excessive bleeding.
