Multiple choice general knowledge science & technology

ECG is done for the diagnosis of

  1. Brain

  2. Heart

  3. Kidney

  4. Lungs
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

ECG (electrocardiogram) records electrical activity of the heart to diagnose heart conditions like arrhythmias, heart attacks, and other cardiac problems. It is not used for diagnosing brain, kidney, or lung conditions.

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