1.

Choose the correct pathway of the transmission of impulses in the heart beat `:`A. Av node `rarr` S A node `rarr ` Bundle of His `rarr` Purkinje fibreB. SA node `rarr` AV node `rarr` Bundle of His `rarr` Purkinje fibresC. SA node `rarr` Bundle of His `rarr` AV node `rarr` purkinje fibreD. AV node `rarr` Bundle of His `rarr ` SA node `rarr ` Purkinje fibres

Answer» Correct Answer - 2


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