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: ENT
[{'content': "Pars flaccida of the tympanic membrane is also called \nSelect and explain. \nA. Reissner's membrane, B. Shrapnell's membrane, C. Basilar membrane, D. Secondary tympanic membrane", 'role': 'user'}, {'content': "Answer: B \nExplanation: Situated above the lateral process of malleus between the notch of Rivinus and the anterior and posterior malleal folds.Reissner's membrane - Separates scala media from scala vestibuli in the inner earBasilar membrane - Seen in scala media and suppos the organ of coiSecondary Tympanic Membrane - Closes the scala tympani at the site of round window", 'role': 'assistant'}]