1.

The cardiac impulse is initiated and conducted further upto ventricle. The correct sequence of conduction of impulse is

Answer» Correct Answer - C
SA node it is situated in the walls of the right auricle near the opening of the superior vena ceva,in myogenic heart the contraction is initieated by SA node.
AV Node the wave of contraction reaches AV node which is stimulated to emit an impulse of contraction spreading to the ventricular muscle via the atrio ventricular bundle and the Prukinje fibres stimulating heart beat.


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