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Pariza Mahajan from cambridge innovative school, Jalandhar

Subject :IGK Class : Class 4

Which of the following is an artificial device used to regulate heartbeat?

AStethoscope
BElectrocardiograph
CPacemaker
DUltrasound machine

Ans 1: (Master Answer)

Admin from revisewise, Noida

The correct answer is C.

JULFIKAR CHOWDHURY from Apeejay Nerul, mumbai

PRAANVI SINGH from DELHI PUBLIC SCHOOL , Singrauli

Answer C Because pacemaker is used to regulate the heartbeat. It is like a ring .