The P-wave of the electrocardiogram is associated with- – McqOptions

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1.	The P-wave of the electrocardiogram is associated with-
A.	Contraction of atria
B.	Depolarization of atrial muscular tissues
C.	Contraction of ventricles
D.	Repolarization of S–A node
Answer» C. Contraction of ventricles

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