Ovary develops from?
Correct Answer: Genital ridge
Description: ANSWER: (A) Genital ridgeREF: Ganong's 22nd ed chapter 23On each side of the embryo, a primitive gonad arises from the genital ridge, a condensation of tissue near the adrenal gland. The gonad develops a cortex and a medulla. Until the sixth week of development, these structures are identical in both sexes. In genetic males, the medulladevelops during the seventh and eighth weeks into a testis, and the cortex regresses. Leydig and Sertoli cells appear, and testosterone and miillerian inhibiting substance are secreted. In genetic females, the cortex develops into an ovary and the medulla regresses.
Category:
Anatomy
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