A disturbance in the heart‚Äö√Ñ√∂‚àö√ë‚àö¬•s normal rhythmic contraction is called ____________$

A disturbance in the heart‚Äö√Ñ√∂‚àö√ë‚àö¬•s

1.	A disturbance in the heart‚Äö√Ñ√∂‚àö√ë‚àö¬•s normal rhythmic contraction is called ____________$
A.	Heart stroke
B.	Cardiac arrest
C.	Arrhythmias
D.	Premature contraction
Answer» D. Premature contraction