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QUESTION
adrenal medulla b. adrenal cortex c. zona glomerulosa d. zona reticularis 27. The secretion of ________ helps regulate our circadian rhythms....
A. adrenal medulla b. adrenal cortex c. zona glomerulosa d. zona reticularis 27. The secretion of ________ helps regulate our circadian rhythms. A. estrogen b. testosterone c. thyroid hormones d. melatonin 28. The thymus gland secretes the hormone(s) ______________. A. thymopoietin b. thymosin c. thymic factor d. all of the above 29. Which of the following structures produce a hormone responsible for stimulating red Blood cell production? For Ca++ regulation?
