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MCAT Question A Day - 7/5/13 - Answer!

Which organ is both the target of hormones and the producer of hormones?

A.  Ovary
B.  Kidney
C.  Pancreas
D.  All of the above

The correct answer is (D). The ovary has target cells for hormones such as FSH and LH, and makes the hormones estrogen and progesterone. The kidney has target cells affected by aldosterone and ADH, and makes erythropoietin. The pancreas has target cells affected by the intestinal hormones, CCK, and secretin, and makes glucagon and insulin.