HESI NCLEX Fundamental Practice Test - Answered with Explanations A male client being discharged with a prescription for the bronchodilator theophylline
... [Show More] tells the nurse that he understands he is to take three doses of the medication each day. Since, at the time of discharge, timed-release capsules are not available, which dosing schedule should the nurse advise the client to follow? A. 9 a.m., 1 p.m., and 5 p.m. B. 8 a.m., 4 p.m., and midnight. C. Before breakfast, before lunch and before dinner. D. With breakfast, with lunch, and with dinner. Theophylline should be administered on a regular around-the-clock schedule (B) to provide the best bronchodilating effect and reduce the potential for adverse effects. (A, C, and D) do not provide around-the-clock dosing. Food may alter absorption of the medication (D). A client is to receive 10 mEq of KCl diluted in 250 ml of normal saline over 4 hours. At what rate should the nurse set the client's intravenous infusion pump? A. 13 ml/hour. B. 63 ml/hour. C. 80 ml/hour. D. 125 ml/hour. (B) is the correct calculation: To calculate this problem correctly, remember that the dose of KCl is not used in the calculation. 250 ml/4 hours = 63 ml/hour. An obese male client discusses with the nurse his plans to begin a long-term weight loss regimen. In addition to dietary changes, he plans to begin an intensive aerobic exercise program 3 to 4 times a week and to take stress management classes. After praising the client for his decision, which instruction is most important for the nurse to provide? A. Be sure to have a complete physical examination before beginning your planned exercise program. B. Be careful that the exercise program doesn't simply add to your stress level, making you want to eat more. C. Increased exercise helps to reduce stress, so you may not need to spend money on a stress management class. D. Make sure to monitor your weight loss regularly to provide a sense of accomplishment and motivation. The most important teaching is (A), so that the client will not begin a dangerous level of exercise when he is not sufficiently fit. This might result in chest pain, a heart attack, or stroke. (B, C, and D) are important instructions, but are of less priority than (A). The nurse is teaching a client proper use of an inhaler. When should the client administer the inhaler-delivered medication to demonstrate correct use of the inhaler? A. Immediately after exhalation. B. During the inhalation. C. At the end of three inhalations. D. Immediately after inhalation. The client should be instructed to deliver the medication during the last part of inhalation (B). After the medication is delivered, the client should remove the mouthpiece, keeping his/her lips closed and breath held for several seconds to allow for distribution of the medication. The client should not deliver the dose as stated in (A or D), and should deliver no more than two inhalations at a time (C). The healthcare provider prescribes the diuretic metolazone (Zaroxolyn) 7.5 mg PO. Zaroxolyn is available in 5 mg tablets. How much should the nurse plan to administer? A. ½ tablet. B. 1 tablet. C. 1½ tablets. D. 2 tablets. (C) is the correct calculation: D/H × Q = 7.5/5 × 1 tablet = 1½ tablets. The healthcare provider prescribes furosemide (Lasix) 15 mg IV stat. On hand is Lasix 20 mg/2 ml. How many milliliters should the nurse administer? A. 1 ml. B. 1.5 ml. C. 1.75 ml. D. 2 ml. (B) is the correct calculation: Dosage on hand/amount on hand = Dosage desired/x amount. 20 mg : 2 ml = 15 mg : x . 20x = 30. x = 30/20; = 1½ or 1.5 ml. Heparin 20,000 units in 500 ml D5W at 50 ml/hour has been infusing for 5½ hours. How much heparin has the client received? A. 11,000 units. B. 13,000 units. C. 15,000 units. D. 17,000 units. (A) is the correct calculation: 20,000 units/500 ml = 40 units (the amount of units in one ml of fluid). 40 units/ml x 50 ml/hr = 2,000 units/hour (1,000 units in 1/2 hour). 5.5 x 2,000 = 11,000 (A). OR, multiply 5 x 2,000 and add the 1/2 hour amount of 1,000 to reach the same conclusion = 11,000 units. The healthcare provider prescribes morphine sulfate 4mg IM STAT. Morphine comes in 8 mg per ml. How many ml should the nurse administer? A. 0.5 ml. B. 1 ml. C. 1.5 ml. D. 2 ml. Using ratio [Show Less]