This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Unknown
[{'content': 'Active management of 3rd stage of labour is most helpful in prevention of - \nSelect and explain. \nA. Atonic PPH, B. Secondary PPH, C. Uterine inertia, D. APH', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. is A Active management of 3rd stage of labour o The underlying principle in active management is to excite powerful uterine contractions within one minute of the delivery of the baby by giving parenteral oxytocin. o Active management of third stage of labour consists of interventions designed to speed the delivery of the placenta by increasing uterine contractions to prevent PPH by averting uterine atony. Advantages o Minimises the blood loss in 3rd stage of labour approximately by I /5th o Shorten the duration of 3rf stage to half Disadvantage o Increased incidence of retained placenta (1-2%)', 'role': 'assistant'}]