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Ch. 18 terms & def.

TermDefinition
acromegaly a condition caused by excessive growth hormone production during adulthood
addition disease a condition resulting in decreased levels of adrenocortical hormones, which causes symptoms such as muscle weakness and weight loss
adrenal cortex a portion of the adrenal gland that secretes steroids, including mineralocorticoids, glucocorticoids, and sex steroids
adrenal medulla a portion of the adrenal gland that synthesizes and secretes the catecholamines norepinephrine and epinephrine
aldosterone the principal mineralocorticoid in the body that maintains sodium and potassium homeostasis by stimulating the kidneys to conserve sodium and excrete potassium
body mass index (BMI) a measure of body fat based on height and weight of a patient
calcitonin a thyroid hormone that helps to regulate blood concentrations of calcium and phosphate and promotes the formation of bone
catecholamines hormones produced in the brainstem, nervous system, and adrenal glands that help the body respond to stress and prepare the body for "fight-or-flight"
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