1st meiotic division of oogenesis gets arrested at :: (A) Pachytene stage of prophase, (B) Diplotene stage of prophase, (C) Leptotene stage of prophase, (D) Metaphase stage of prophase
Answer is B. 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 pubey Reference: Textbook of Obstetrics; Sheila balakrishnan; 2 nd edition; Page no: 49