<prompt> Rate of involution of uterus is: March 20110.75 cm per day1 cm per day1.25 cm per day1.5 cm per day  <response>: Ans. C: 1.25 cm per day During the first 24 hours after delivery, the level of the uterus remains constant; thereafter there is a steady decrease in height by 1.25 cm half inch in 24 hours, so that by the end of 2d week, the uterus becomes a pelvic organ Remember: Puerperium period: 6 weeks after delivery Involution of uterus is complete by: 6 weeks Uterus becomes a pelvic organ: 2 weeks after the delivery MC cause of puerperal infection: Streptococcus MC route of puerperal infection: Direct spread 