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出典:Wiktionary
出典:『Wiktionary』 (2025/07/02 14:33 UTC 版)
heart valve (plural heart valves)
出典:Wikipedia
出典:『Wikipedia』 (2011/05/26 22:52 UTC 版)
A heart valve normally allows blood flow in only one direction through the heart. The four valves commonly represented in a mammalian heart determine the pathway of blood flow through the heart. A heart valve opens or closes incumbent upon differential pressure on each side.
Heart valve