Circulatory System Word Scramble
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Term | Definition |
Artery | ___ look hollow and round and have thick walls. the thick walls have layers of muscles for moving blood through the body. ___ carry blood away from the heart. |
Vein | ___ have thinner walls than Arteries. ___ carry blood toward the heart. |
Blood | On the surface of a blood cell there are red dots- red blood cells. The purple blobs are the nuclei of white blood cells. Red blood cells carry oxygen to body cells. White blood cells help your body fight diseases. |
Heart | The muscle fibers are cardiac muscles. they are from the ___. The ___ muscle pumps constantly without you thinking about it. It pumps blood to deliver oxygen to body cells and collect waste. |
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JulianStudy
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