All of the following are paired except: (A) Interarytenoids, (B) Corniculate, (C) Vocal cords, (D) Cricothyroids
Answer is A. Interarytenoid is unpaired and acts as adductor whereas Corniculate, Vocal cords and Cricothyroids are paired. Ref: PL Dhingra Textbook of Ear, Nose and Throat, Edition 6, page - 319, 321