Adrenarche is impoant for the development of secondary sex characters in a child. Adrenarche stas at the age of:
High-Yield Explanation
The development of secondary sex characteristics is initiated by adrenarche (the secretion of adrenal androgens), which usually occurs between 6 and 8 years of age when the adrenal gland begins to produce greater amounts of androgens from the zona reticularis, the principal site of dehydroepiandrosterone (DHEA) production. Adrenarche occurs years before gonadarche (the secretion of gonadal sex steroids). Ref: Bhasin S., Jameson J.L. (2012). Chapter 346. Disorders of the Testes and Male Reproductive System. In D.L. Longo, A.S. Fauci, D.L. Kasper, S.L. Hauser, J.L. Jameson, J. Loscalzo (Eds), Harrison's Principles of Internal Medicine, 18e.