NCLEX-RN
NCLEX RN Nursing Exam Questions
Extract:
Question 1 of 5
A 35-year-old client is admitted to the hospital with diabetic ketoacidosis. Results of arterial blood gases are pH 7.2, PaO2 90, PaCO2 45, and HCO3 16. The nursing assessment of arterial blood gases indicate the presence of:
Correct Answer: D
Rationale: Metabolic acidosis is determined by low pH and HCO3.
Question 2 of 5
A diagnosis of hepatitis C is confirmed by a male client's physician. The nurse should be knowledgeable of the differences between hepatitis A, B, and C. Which of the following are characteristics of hepatitis C?
Correct Answer: C
Rationale: Hepatitis C has an incubation period of 2-26 weeks. It has a high potential for chronic liver disease, an insidious onset, and no effective vaccine, unlike hepatitis B.
Question 3 of 5
The nurse is caring for a client with a history of migraines. Which medication is most likely to be prescribed for acute relief?
Correct Answer: A
Rationale: Sumatriptan, a triptan, is used for acute migraine relief by constricting cranial vessels. Propranolol, gabapentin, and amitriptyline are for migraine prophylaxis, not acute treatment.
Question 4 of 5
The client is admitted with a diagnosis of postpartum endometritis. Which symptom is most characteristic?
Correct Answer: A
Rationale: Postpartum endometritis causes foul-smelling lochia due to uterine infection. Painless bleeding suggests other causes fetal distress is irrelevant postpartum and hypotension occurs only in severe cases.
Question 5 of 5
The physician has ordered 50 mEq of potassium chloride for a client with a potassium level of 2.5 mEq/L. The nurse should administer the medication:
Correct Answer: C
Rationale: Potassium chloride for hypokalemia (2.5 mEq/L) should be administered via controlled IV infusion over several hours (e.g., five hours) to prevent rapid shifts that could cause arrhythmias.