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Thyroid-stimulating hormone: Quiz


Question 1: [3] TSH production is controlled by thyrotropin-releasing hormone (TRH), which is manufactured in the ________ and transported to the anterior pituitary gland via the superior hypophyseal artery, where it increases TSH production and release.
Endocrine systemHypothalamusPineal glandPosterior pituitary

Question 2: TSH levels are tested in the blood of patients suspected of suffering from excess (________), or deficiency (hypothyroidism) of thyroid hormone.
HashitoxicosisHypopituitarismGraves' diseaseHyperthyroidism

Question 3: Thyroid-stimulating hormone (also known as TSH or thyrotropin) is a peptide hormone synthesized and secreted by thyrotrope cells in the anterior pituitary gland which regulates the endocrine function of the ________.
ThyroidTesticleEndocrine systemAdrenal gland

Question 4: This effect creates a regulatory negative ________.
Control theoryPositive feedbackCyberneticsFeedback

Question 5: ________ is also produced by the hypothalamus, and has an opposite effect on the pituitary production of TSH, decreasing or inhibiting its release.
VasopressinSomatostatinGonadotropin-releasing hormoneCorticotropin-releasing hormone

Question 6: The α (alpha) subunit (i.e., chorionic gonadotropin alpha) is identical to that of human chorionic gonadotropin (HCG), luteinizing hormone (LH), ________ (FSH).
Follicle-stimulating hormoneEstradiolActivin and inhibinEndocrine system

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