This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pharynx, Subject name: ENT
[{'content': 'Adenoids are also called as \nSelect and explain. \nA. Nasopharyngeal tonsils, B. Palatine tonsils, C. Faucial tonsils, D. Lingual tonsils', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The nasopharyngeal tonsil, commonly called "adenoids". Adenoids are situated at the junction of the roof and posterior wall of the nasopharynx. Composed of veical ridges of lymphoid tissues. Covering epithelium is of 3 types - Ciliated pseudostratified columnar, stratified squamous and transitional. Have no crypts and any capsule, unlike palatine tonsil. (Ref: Diseases of Ear, Nose and Throat, PL Dhingra; 7th edition, pg no. 275)', 'role': 'assistant'}]