Answer:
A healthy person has normal sinus rhythm while irregularity occurring in the normal rhythm of the heart, originating from the sinus nodes is sinus arrhythmia!
Explanation:
A normal heart beat which is between 60 to 100 beats ,contributes to a normal sinus rhythm
A sinus arrhythmia on the other hand can be any irregularity in the normal rhythm. It can be:
- An increase: Tachycardia, A very high rate of beating of heart. Heart Rate > 100 beats in minute)
- Or decrease: Bradycardia, A very slow rate of beating of heart. Heart Rate < 60 beats in minute)!
