NSG 123 Exam 1 Thyroid Graded A Q&A Complete

What is T4 hormone? - Thyroxine what is T3 hormone? - Triiodothyroxine What is calcitonin hormone? - Thyrocalcitonin What does T3 do? - increases metabolic rate What does T4 do? - increases response to catecholamines What does calcitonin do? - Regulates Ca and Phos levels How is the release of hormones in the thyroid triggered? - 1. The hypothalamus is triggered by stimulation in the body causing it to release TRH 2. The release of TRH then triggers the release of TSH by the anterior pituitary gland 3. The release of TSH then stimulates the release of T3 and T4 in the thyroid. What assessments do we perform on the thyroid? - 1. Inspect 2. Auscultate 3. Palpate What is hypothyroidism? - a condition with an inadequate amount of circulating hormones T3 and T4 causing a decrease in metabolic rate which affects all body systems. What causes hypothyroidism? - -Autoimmune disorder (Hashimoto's disease) -Iodine deficiency -treatment of hyperthyroidism-thyroid surgery -radioactive iodine therapy Who is at risk for hypothyroidism? - -elderly -females -people aged 30-60 symptoms of hypothyroidism - weight gain, fatigue, slow heart rate and respiration rate, cold intolerance, constipated, myxedema A nurse is reviewing the lab results of a client being evaluated for secondary hypothyroidism. Which of the following finding is expected for a client with this condition? A.Elevated T4 B.Decreased T3 C.Elevated TSH D.Decreased cholesterol - C.Elevated TSH lab findings of someone who has hypothyroidism? - decreased T3 and T4 and increased TSH What med do we use to treat hypothyroidism? - levothyroxidine What medicine increases the anticoagulant effect of warfarin? - levothyroxidine A nurse is collecting an admission history from a female client who has hypothyroidism. Which of the following findings should the nurse expect? (select all that apply) A.Diarrhea B.Menorrhagia C.Dry skinD.Increased libido E.Cold intolerance - B,C,E A nurse is reinforcing teaching with a client who has a new prescription for levothyroxine to treat hypothyroidism. Which of the following information should the nurse include in the teaching? ( select all that apply) A. Weight gain is expected while taking this medication B. Medications should not be discontinued without the advice of a provider C. Follow up TSH levels should be obtained D. Take on an empty stomach E.Use fiber laxatives for constipation - B,C,D