Q.

With which of the following body organ is 'pace-maker' associated?

A. Liver
B. Brain
C. Heart
D. Lungs
Answer» C. Heart
Explanation: A pacemaker is a small device that's placed in the chest or abdomen to help control abnormal heart rhythms. This device uses low-energy electrical pulses to prompt the heart to beat at a normal rate. Pacemakers are used to treat arrhythmias.
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Biology (GK)

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