Biology · Human Respiratory System
मानव श्वसन प्रणाली में कौन सी संरचना हवा कम होने पर भी श्वास नली (वायु मार्ग) को पिचकने (collapsing) से रोकती है?
- 1डायफ्राम (Diaphragm)
- 2उपास्थि के वलय (Rings of cartilage)✓
- 3रीढ़ की हड्डी (Spine)
- 4पसलियां (Ribs)
सही उत्तर देखें
उपास्थि के वलय (Rings of cartilage)
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