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': 'Fibrocailage is present in all, EXCEPT: \nSelect and explain. \nA. Pinna, B. Symphysis pubis, C. Interveebral disc, D. Menisci of knee joint', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Fibrocailage is a white opaque structure due to dense collage fibres (type I and II). When a fibrous tissue is subjected to pressure it is replaced by fibrocailage. It is seen in joints, symphysis, interveebral discs, menisci and labra (shoulder joint and hip joint). Pinna is a type of elastic cailage. Elastic cailages are seen at sites concerned with production or reception of sounds eg external acoustic meatus (lateral pa), auditory tube and epiglottis.', 'role': 'assistant'}]