Multiple choice general knowledge science & technology

ECG is used for the diagnosis of aliments of..

  1. Brain

  2. Heart

  3. Kidneys

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

ECG (Electrocardiogram) records the electrical activity of the heart over time using electrodes placed on the skin. It is the primary diagnostic tool for detecting heart rhythm abnormalities (arrhythmias), heart attacks, heart enlargement, and other cardiac conditions. It does not directly assess brain, kidney, or lung function.

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