Science · Biology
कृत्रिम पेसमेकर (Pacemaker) का उपयोग किस अंग के कार्य को नियंत्रित करने के लिए किया जाता है?
- 1मस्तिष्क
- 2यकृत
- 3किडनी
- 4हृदय✓
सही उत्तर देखें
हृदय
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