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Physiology Quiz -
Endocrinology - Part 39
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.
(1)   Which of the following hormones is/are hydrophobic?
(2)   In general, for any given hydrophobic hormone, most of the circulating hormone is in this form:
(3)   Most peptide hormones act on target cells by binding to these receptors:
(4)   The thyroid hormones (T3 and T4) act on target cells by binding to these receptors:
(5)   Cortisol acts on target cells by binding to this receptor type:
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Posted: Monday, June 27, 2016