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The nurse is teaching a patient who will be discharged home with naltrexone (ReVia) after treatment for opioid addiction. What information will the nurse include in the teaching for this patient?
- A. This drug will help control cravings
- B. You may take this drug once weekly
- C. ReVia blocks the pleasurable effects of opioids
- D. If you discontinue this drug abruptly, you will have withdrawal symptoms
Correct Answer: C
Rationale: Naltrexone blocks opioid euphoria; it doesn't reduce cravings or cause withdrawal on stop . ReVia acts by blocking the pleasurable effects of opioids.
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A nurse is teaching the parents of a school-age child about transdermal Methylphenidate. Which of the following instructions should the nurse include?
- A. Apply one patch twice per day.
- B. Leave the patch on for 9 hr.
- C. Apply the patch to the child's waist.
- D. Use opened tray within 6 months.
Correct Answer: B
Rationale: Methylphenidate patches are worn for 9 hours to control ADHD symptoms during the day.
Which of the following is a biguanides which is used for the treatment of diabetes mellitus type II:
- A. Repaglinide
- B. Glibenclamide
- C. Metformin
- D. Pioglitazone
Correct Answer: C
Rationale: Metformin is the primary biguanide used for type 2 diabetes, reducing hepatic glucose production and improving insulin sensitivity.
Glucocorticoids causes:
- A. Protein catabolism and muscle atrophy
- B. Protein anabolism and increase of muscle mass
- C. Stimulation of growth in children
- D. Decrease of \mathrm{Na}+ reabsorbtion and \mathrm{K}+\mathrm{K}+ excretion
Correct Answer: A
Rationale: Glucocorticoids cause protein catabolism and muscle atrophy by breaking down proteins.
After teaching a group of nursing students about the half-life of a drug, the instructor determines the need for additional teaching when the students identify which of the following as true? Select all that apply:
- A. Half-life can be decreased in clients with renal disease.
- B. Half-life can help determine dosing frequency.
- C. Half-life does not change throughout a client's life.
- D. Liver disease can decrease half-life.
Correct Answer: B
Rationale: Half-life is the measure of the rate at which drugs are removed from the body, and any difficulty in excreting a drug increases half-life, including liver or kidney disease or advanced age. Thus, A and C are incorrect statements requiring further teaching.
Which of the following antibiotics is contraindicated in patients with myasthenia gravis?
- A. Vancomycin
- B. Gentamicin
- C. Daptomycin
- D. Cephalexin
Correct Answer: B
Rationale: Gentamicin, an aminoglycoside, worsens neuromuscular blockade in myasthenia gravis, making it contraindicated.