This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Thorax, Subject name: Anatomy
[{'content': "Sappey's plexus drains? \nSelect and explain. \nA. Breast, B. Thyroid, C. Adrenal, D. Porta hepatis", 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. A BreastRef: Kulkarni Clinical Anatomy, 2nd ed. pg. 11* The lymphatic plexus below the areola is the Sub-areolar plexus of sappey.* 75% of breast lymphatics drain to axillary lymph nodes.Extra MileQuadrant wise breast lymphatic drainage* Lateral quadrant: Axillary nodes and supraclavicular through the pectoral, interpectoral and deltopectoral.* Medial quadrant: Parasternal nodes.* Lower quadrant: Inferior phrenic (abdominal) nodes.', 'role': 'assistant'}]