This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Orbit, Subject name: Ophthalmology
[{'content': 'What is the anatomical relation of the upper lacrimal punctum with respect to lower punctum? \nSelect and explain. \nA. Medial, B. Lateral, C. Apposed, D. No relation', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. (a) MedialRef: Khurana Anatomy 2/e, p. 375The upper punctum lies 0.5mm medial to the lower punctum. Upper punctum is directed downwards and backwards while the lower punctum is directed upwards and backwards.', 'role': 'assistant'}]