Located on either side of the kidney, adrenals control metabolism. Fight or flight hormone production. Produce DHEA, cydrocortisone (mobilize cell glucose for energy), estrogen, testosterone, progesterone and pregnenolone. All of these interact with the thyroid hormone. T4 to T3 for metabolism is affected by these hormones. Some progesterone produced as a precoursor to estroges, testosterone and cortical steroids (hydrocortisone)..
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