图示正常分娩5天后的子宫。产后10天后子宫即可降至骨盆腔内，腹部检查扪不到宫底。因此子宫复旧的速度是很快的。
This is a normal postpartum uterus 5 days following delivery. Note how quickly the uterus is returning to its normal non-pregnant size.
