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: Gynaecology & Obstetrics
FSH rise in menopause is attributed to 
Select and explain. 
A. Diminished oestradiol feedback, B. Decreased ovarian inhibin secretion, C. Decreased GnRH frequency, D. Increased AMH concentration
B: Decreased ovarian inhibin secretion
Answer: B: Decreased ovarian inhibin secretion 
Explanation: Increased FSH levels reflect the reduced capability of aging follicles to secrete inhibin.