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| chemical signal that is carried by the circulatory system and communicates regulatory messages throughout the body |
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| main organ that makes and secretes hormones |
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| one of two bodily systems for communication and chemical regulation |
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| certain types of cells that are equipped to respond to certain hormones |
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| chemical signals that are secreted into the interstitial fluid and affect only nearby target cells |
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| specialized nerve cells that perform functions of both the endocrine and nervous system |
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| lipid soluble hormones: sex hormones |
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| pea-sized mass of tissue near the center of the brain that synthesizes and secretes meletonin |
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| lies under the breastbone that secetes T3 and T4 which are growth hormones |
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| receives information from the nerves about the internal condition of the body and about the external environment. Is the master control of the endocrine system |
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| nervous tissue that is an extension of the hypothalamus, stores and sectetes two hormones that are made in the hypothalamus |
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| composed of endocrine cells that synthesize and secrete hormones into the blood |
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| stimulate the anterior pituitary to sectete hormones |
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| induce the anterior pituitary to stop secreting hormones |
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| Thyroid-stimulating hormone |
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| hormones that activate other endocrine glands: luteinizing hormone, follicle-stimulating hormone, etc. |
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| pituitary hormone that has the greatest effect on the body, it promotes protein synthesis and the use of body fat for energy metabolism in a wide variety of target cells |
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| hormones produced by the anterior pituitary as well as the brain, and are the body's natural pain killers |
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| located under the larynx, its hormones affect all tissues of the vertebrate body |
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| secretes calcitonin and parathyroid hormone which regulate blood calcium levels |
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| hormones that have opposite effects on the body |
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| produces insulin and glucagon that regulates body's energy supply and blood glucose levels |
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| produces the fight-or-flight response, a rapid short term response to stress |
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| provides a slower longer lasting response to stress and responds to endocrine signals in the blood instead of nervous signals |
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