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What muscle contracts in the heart to eject the blood from the heart? A. Aorta B. Caudal vena cava C. Atrioventricular node D. Myocardium
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Dec 19, 2018
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What muscle contracts in the heart to eject the blood from the heart? A. Aorta B. Caudal vena cava C. Atrioventricular node D. Myocardium
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D. Myocardium. Mabye
Seb Rose
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Dec 23, 2018
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Seb Rose
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