== Endocrine Control of Follicular Growth and Steroidogenesis ==
== Endocrine Control of Follicular Growth and Steroidogenesis ==
+
[[Image:Early-Mid Follicular Phase.jpg|thumb|right|150px|The Negative Feedback of Oestradiol during the Early-Mid Follicular Phase - Courtesy of R.Abayasekara, Copyright RVC 2008]]
+
[[Image:Late Follicular Phase.jpg|thumb|right|150px|The Positive Feedback of Oestradiol during the Late Follicular Phase - Courtesy of R.Abayasekara, Copyright RVC 2008]]
* Under gonadotrophin stimulation, the Antral follicle starts to grow.
* Under gonadotrophin stimulation, the Antral follicle starts to grow.
* Initially, FSH acts on granulosa cells to induce synthesis of oestrogens.
* Initially, FSH acts on granulosa cells to induce synthesis of oestrogens.