Endocrinology is defined as the study of how chemical messenger molecules, referred to as hormones, influence physiological processes. By definition, a hormone is a signaling molecule that is released into the bloodstream, where the hormone can then travel to distant target cells and tissues within the body. Along with the nervous system, the hormones of the endocrine system provide an important means by which information travels within the body. Test your basic knowledge of the endocrine system by taking this simple quiz.
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(1) The insulin receptor is a:
(2) This hormone leads to an increase in the plasma calcium (Ca2+) concentration:
(3) The thyroid hormones enter target cells by:
(4) Which of the following is (are) considered to stimulate the synthesis and secretion of aldosterone?
(5) The hormone, aldosterone, is known to be a:
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Posted: Monday, December 14, 2015
Last updated: Tuesday, March 11, 2025
Last updated: Tuesday, March 11, 2025
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