Pharyngeal tonsil is lined by?: (A) Simple cuboidal epithelium, (B) Pseudostratified columnar epithelium, (C) Keratinizing stratefied squamous epithelium, (D) Nonkeratinizing stratefied squamous epithelium
Answer is B. On the posterior wall of pharynx is a prominence, best marked in childhood, produced by a mass of lymphoid tissue, which is known as the pharyngeal tonsil.The pharyngeal tonsil is a single tonsil situated in the superior-- posterior poion of the pharynx. It is covered by ciliated pseudostratified columnar epithelium. Ref: Anatomy of the Human Body Henry Gray.