This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nose, Subject name: Anatomy
[{'content': 'Spenoid sinus drains into which of the following - \nSelect and explain. \nA. Spheno-ethmoidal recess, B. Middle meatus, C. Superior meatus, D. Hiatus semilunaris', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Spheno-ethmoidal recess Part of lateral nasal wallOpeningsInferiorNasolacrimal ductMiddleFrontal sinus, Maxillary sinus. Anterior ethmoidal sinusSuperiorPosterior ethmoidal sinusSphenoethmoidal recessSphenoid sinus", 'role': 'assistant'}]