心臟瓣膜
(由心瓣跳轉過嚟)
心臟瓣膜（粵拼：sam1 zong6 baan6 mok6，英文：heart valve）通常簡稱心瓣，係心入面種類似喉嘴嘅嘢，作用係維持循環系統喺心入面嘅單向郁動，唔畀啲血掉返轉頭行。哺乳動物嘅心通常有四個心瓣，決定咗血要流嘅流向。而心瓣前後嘅血壓差決定咗佢幾時開同幾時閂[1][2][3]，而所謂嘅心跳聲其實就係心臟瓣膜開同閂嗰陣整出嚟嘅聲。
攷
[編輯]- ↑ "Heart Valves". American Heart Association, Inc. 喺2010-08-05搵到.
- ↑ Klabunde, RE (2009-07-02). "Pressure Gradients". Cardiovascular Physiology Concepts. Richard E. Klabunde. 原著喺2015-04-16歸檔. 喺2010-08-06搵到.
- ↑ Klabunde, RE (2007-04-05). "Cardiac Valve Disease". Cardiovascular Physiology Concepts. Richard E. Klabunde. 喺2010-08-06搵到.
拎
[編輯]- Mitral Valve Repair at The Mount Sinai Hospital – "Mitral Valve Anatomy"
- 3D, animated, rotatable heart valves (Rich media including Javascript and Flash player required)
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