Cardiac Maneuvers and Effects on Murmurs Valsalva Standing - Decr BIood Return to LV Laying Down, Squatting, Straight Leg Raise - Incr BIood Return to LV Hand Isogrip, Phenylephrine - Incr Afterload Amyl Nitrate - Decr Afterload Post PVC - Decr Afterload -> Incr Vol (Incr Diast Time) #Cardiac #Maneuvers #Effects #Murmurs #Cardiology #PhysicalExam