NURS 5334 Test 3 Question spring 2024

Test 3 Question 1. Levothyroxine doses a. Based on weight; 1.6-1.8 mcg/kg/day b. How does dosage differ for someone over 50? i. 50mcg c. 65 and older? i. 25mcg d. Someone with heart disease? i. 25mcg e. Overweight? i. Based on ideal weight f. Underweight? i. Actual weight 2. Armour thyroid a. consists of desiccated animal thyroid glands. Standardization is based on content of iodine, levothyroxine, and liothyronine. The ratio of levothyroxine to liothyronine is not less than 5 :1. Thyroid is available in tablets (15–300 mg). b. Armour thyroid is harder to regulate because of variable biologic activity. c. Armour thyroid contains thyroxine and triiodothyronine (T3). 3. Liotrix a. is a mixture of synthetic T4 plus synthetic T3 in a 4 :1 fixed ratio. because levothyroxine alone produces the same ratio of T4 to T3. Liotrix offers no advantage over levothyroxine for most indicat