7th Grade Heart Quizzes, Questions & Answers
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The Atrioventricular valves perform a very important task in the heart as they prevents blood from flowing back into the atria from the ventricles. Do you know how these valves operate when it comes to breathing and helping the...
Questions: 28 | Attempts: 312 | Last updated: Mar 20, 2025
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Sample Question 1The heart pumps blood through __________ circuit(s).
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Sample Question 2Vessels that carry blood away from the heart are called
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Sample Question 3The heart has __________ chambers.
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