This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Physiology
After first meiotic division, the primary oocyte remains arrested in 
Select and explain. 
A. Diplotene stage, B. Pachytene stage, C. Metaphase, D. Telophase
A: Diplotene stage
Answer: A: Diplotene stage 
Explanation: The dictyate or dictyotene is a prolonged resting phase in oogenesis. It occurs in the stage of meiotic prophase 1 in ootidogenesis. It stas late in fetal life and is terminated sholy before ovulation by the LH surge. Thus, although the majority of oocytes are produced in female fetuses before bih, these pre-eggs remain arrested in the dictyate stage until pubey commences and the cells complete ootidogenesis.Ref: Ganong&;s review of medical physiology; 24th edition; page no: 401