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
1st meiotic division of oogenesis gets arrested at 
Select and explain. 
A. Diplotene stage of prophase, B. Pachytene stage of prophase, C. Leptotene stage of prophase, D. Metaphase stage of prophase
A: Diplotene stage of prophase
Answer: A: Diplotene stage of prophase 
Explanation: The germ cell reach gonadal ridge by the 6th week to form oogonia which multiply by mitosis
By 12th week the oogonia are arranged in clusters and are covered by a layer of follicular cells to form the primordial follicle
The oogonia enter into the1st meiotic division but are arrested in diplotene stage of prophase and doesn't enter into metaphase but rest until puberty