The LPN/LVN on a birthing unit is attending to patients in various stages and phases of labor. Which manifestations indicate a patient is likely approaching the second stage of labor? Contractions are 2 to 3 minutes apart and last 60 seconds. Contractions occur at irregular intervals and are increasingly more intense. Contractions are 2 to 3 minutes apart and last 60 to 90 seconds. Contractions intensify with walking and come at regular intervals.