Generalized abnormalities of uterine action ◆ Precipitate labor extremely rapid-labor total duration less than 3 hours o abnormally low resistance abnormally strong uterine and abdominal contractions very rarely, the consequence of painful sensations and thus a lack of awareness of vigorous labor.Generalized abnormalities of uterine action Precipitate labor: ◼ extremely rapid-labor ◼ total duration less than 3 hours  abnormally low resistance  abnormally strong uterine and abdominal contractions  very rarely, the consequence of painful sensations and thus a lack of awareness of vigorous labor