This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Head and neck, Subject name: Anatomy
[{'content': 'The labyrinthine aery is a branch of ----- aery? \nSelect and explain. \nA. Anterior inferior cerebellar, B. Posterior cerebellar aery, C. Veebral aery, D. Internal carotid aery', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Five branches of the basilar aery 1. Pontine aery 2. Labyrinthine aery 3. Anterior inferior cerebellar aery 4. Superior cerebellar aery 5. Posterior cerebral aery "The membranous pa is supplied by the labyrinthine aery which either arises from Anterior inferior cerebellar (85-100% times) or is the direct branch of the basilar aery (<5% times)" Ref: 1. Gray\'s Basic Anatomy by Richard Drake, A. Wayne Vogl, Adam W. Pg 493 2. Learning Human Anatomy: Laboratory Text and Workbook by Julia Guy. 3. Clinical Anatomy for Students: Problem Solving Approach by Neeta V. Kulkarn, Pg 387', 'role': 'assistant'}]