This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General obstetrics, Subject name: Gynaecology & Obstetrics
[{'content': 'Paracervical block relieves pain from all of the following except \nSelect and explain. \nA. Pain from dilatation of the cervix, B. Uterine pain, C. Relieves pain from the lower third of vagina and episiotomy can be performed, D. Relieves pain from the upper third of vagina', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Paracervical nerve block : Given at the end of the first stage of the labor It is injected at the site of the cervix, given on both sides It can be repeated to relieve pain Fetal bradycardia is the known complication. Ref: Dutta Obs 9e pg 480.', 'role': 'assistant'}]