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Any disturbance in the heart’s normal rhythmic contraction is called?(a) Heart stroke(b) Cardiac arrest(c) Arrhythmias(d) Premature contractionThis question was addressed to me in an internship interview.The origin of the question is Video Printers in chapter Recording System of Biomedical Instrumentation

Answer» CORRECT choice is (c) Arrhythmias

For EXPLANATION I would SAY: Any disturbance in the heart’s normal rhythmic contraction is CALLED an arrhythmias or cardiac dysrhythmia. In this arrhythmias heart can’t BEAT in a regular rhythm. In arrhythmia heart-rate will be higher than normal rate or will be less than the normal rate.


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