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15 Cards in this Set
- Front
- Back
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Which of the following is NOT a characteristic of the endocrine system? |
Endocrine processes elicit more rapid responses to body changes than the nervous system does. |
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Hormones can alter target cell operations by controlling ________. |
the rates of enzymatic secretions, the transmembrane transport of chemical substances, and gene expression and protein synthesis |
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In order for a molecule to be considered a hormone, it must meet each of the following criteria EXCEPT ________. |
that hormones are very small, water-soluble molecules |
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Steroid hormones ________. |
elicit their physiological effect within the target cell's nucleus by initiating transcription and translation |
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Hormones known as catecholamines are __________. |
water-soluble derivatives of the amino acid tyrosine |
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Endocrine organ release of a hormone can be effectively controlled by ________. |
negative feedback loop mechanisms |
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Which of the following hormones is NOT synthesized by the anterior pituitary gland (=adenohypophysis)? |
ADH |
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What gland, other than the pituitary gland, is the result of two different glands fusing during development? |
The adrenal gland |
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Which of the following organs produces and releases steroid hormones? |
Adrenal cortex, gonads, placenta |
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Which of following is a peptide hormone characteristic? |
Form a hormone-receptor complex on the cell membrane |
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Which of the following describes the anatomical control pathway for cortisol secretion? |
Hypothalamus, anterior pituitary, adrenal cortex |
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Which of the following cortisol hypersecretion scenarios points to an example of a primary endocrine disorder? |
An adrenal tumor-induced increase in cortisol, followed by decreased CRH, leading to decreased ACTH |
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Which of the following statements about amino acid-derived hormones is true? |
Amino acid-derived hormones can be transported by being dissolved in plasma or bound to carrier proteins. |
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Which of the following is NOT a peptide hormone? |
Epinephrine |
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Trophic hormones are hormones that control the secretion of another hormone, true or false? |
True
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