Biology · Human Physiology
हृदय की दूसरी ध्वनि 'डब' (dub) तब उत्पन्न होती है जब:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1अर्धचंद्राकार कपाट (Semilunar valves) बंद होते हैं✓
- 2द्विकपर्दी कपाट (Mitral valve) बंद होता है
- 3द्विकपर्दी कपाट (Mitral valve) खुलता है
- 4त्रिकपर्दी कपाट (Tricuspid valve) खुलता है
सही उत्तर देखें
अर्धचंद्राकार कपाट (Semilunar valves) बंद होते हैं
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