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': 'All of the following are paired except -a) Interarytenoidsb) Corniculatec) Vocal cordsd) Cricothyroidse) Thyroid \nSelect and explain. \nA. a, B. b, C. ae, D. ad', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Cartilages : -\n\n\nPaired : - Arytenoid, Corniculate, Cuneiform\nUnpaired : - Thyroid, Cricoid, Epiglottis\n\n\nMuscles : - All intrinsic muscles of larynx are paired except interarytenoid (Transverse arytenoid)\nMucosal : - Vocal cords (vocal folds) and false vocal cords (vestibular folds) are paired.', 'role': 'assistant'}]