The following are lined with pseudostratified ciliated columnar epithelium except?: (A) Nasal cavity, (B) Paranasal air sinuses, (C) Vocal cords, (D) Trachea
Answer is C. Vocal cords, due to constant friction, are lined with stratified squamous non-keratinized epithelium Pseudostratified ciliated columnar epithelium in the upper respiratory tract and trachea Non-ciliated pseudostratified columnar epithelia are located in the membranous pa of vas deferens Reference: Chaurasia; 6th edition.