This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
[{'content': 'Aldosterone is secreted by: \nSelect and explain. \nA. Pituitary, B. Zona glomerulosa, C. Zona fasciculate, D. Adrenal medulla', 'role': 'user'}, {'content': "Answer: B \nExplanation: Adrenal gland is divided into adrenal cortex and adrenal medulla, the cortex is further subdivided into 3 parts, listing them from outside to inside for production of different hormones.\nZona Glomeruosa : Mineralocorticoids\nZona Fasciculata : Glucocorticoids\nZona Reticuaris : Sex Steroids Also Know\n\nAldosterone : ↑Conn's\n\xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 ↓Addisons\nCortisol : ↑Cushing syndrome\nSex Sterioids hyperplasia : ↑Congenital adrenal\n\xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 ↓ Hypogonadism\nMedulla Tumour : Pheochrom cocytoma", 'role': 'assistant'}]