<prompt> Reverse split S2 is seen in -Aoic stenosisAoic stenosisPulonary aery hypeensionPulmonary stenosis  <response>: Answer- A. Aoic stenosisDecreased impedance of the systemic vascular bedProstenotic dilatation of the Aoa secondary to Aoic stenosis or regurgitation.Patent ductus aeriosus 