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11th Class Biology Sample Paper Biology Sample Paper-2

  • question_answer
    Which one of the following is the correct pathway for propagation of cardiac Impulse?

    A)  SA node \[\to \] AV node \[\to \] Bundle of His \[\to \]Purkinje fibres

    B)  AV node \[\to \] Bundle of His \[\to \] SA node \[\to \]Purkinje fibres

    C)  SA node \[\to \] Purkinje fibres \[\to \] AV node \[\to \] Bundle of His

    D)  Purkinje fibres \[\to \] AV node \[\to \] SA node \[\to \]Bundle of His

    Correct Answer: A

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