This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous (Obs), Subject name: Gynaecology & Obstetrics
Puerperium is the period: 
Select and explain. 
A. 6 wks. following delivery, B. 3 wks. following delivery, C. 1 wk. following delivery, D. None of the above
A: 6 wks. following delivery
Answer: A: 6 wks. following delivery 
Explanation: Ans. A. 6wks following deliveryPuerperium begins as soon as the placenta is expelled and lasts for approximately 6wks when the uterus becomes regressed almost to the nonpregnant size.