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The Endocrine System

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Chapter 35: deWit: Medical-Surgical Nursing: Concepts & Practice, 3rd Edition MULTIPLE CHOICE 1. Intake of which nutrients directly impacts thyroid hormone production? a. Protein and iodin ... e b. Fats and vitamins c. Carbohydrates and minerals d. Sodium and potassium ANS: A The production of thyroid hormone is dependent on the intake of protein and iodine. PTS: 1 DIF: Cognitive Level: Comprehension REF: 821 OBJ: 2 (theory) TOP: Thyroid Hormone Production KEY: Nursing Process Step: Assessment MSC: NCLEX: Physiological Integrity: Physiological Adaptation 2. Which hormone acts on bone to release calcium into the blood? a. Thyroxine (T4) b. Thyrocalcitonin c. Triiodothyronine (T3) d. Parathormone ANS: D Parathormone, or parathyroid hormone, is produced and secreted by the parathyroid glands. Low calcium levels will stimulate release of parathormone, which increases the plasma level of calcium. Parathormone acts on the renal tubules to increase the excretion of phosphorus in the urine and to stimulate the reabsorption of calcium. Parathormone also acts on bone, causing the release of calcium from the bone into the bloodstream. PTS: 1 DIF: Cognitive Level: Comprehension REF: 821 OBJ: 2 (theory) TOP: Parathormone: Function KEY: Nursing Process Step: Implementation MSC: NCLEX: Physiological Integrity: Physiological Adaptation 3. Which gland secretes epinephrine and norepinephrine? a. Thyroid b. Pituitary c. Pancreas d. Adrenal medulla ANS: D The adrenal medulla secretes epinephrine and norepinephrine. [Show More]

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