NCLEX-RN
NCLEX RN Practice Exam Questions
Extract:
Question 1 of 5
A client with cancer is admitted to the oncology unit. Stat lab values reveal Hgb 12.6, WBC 6500, K+ 1.9, uric acid 7.0, Na+ 136, and platelets 178,000. The nurse evaluates that the client is experiencing which of the following?
Correct Answer: B
Rationale: A potassium level of 1.9 mEq/L indicates hypokalemia, which is a critical electrolyte imbalance.
Question 2 of 5
If a client weighs 132 lb and has a caloric requirement of 28 calories per kg of body weight per day, what is the number of calories that the client needs each day to maintain body weight? Record your answer using a whole number.
Correct Answer: 1680
Rationale: Weight = 132 lb/ 2.2 = 60 kg. Calories = 60 kg X 28 cal/kg = 1,680 calories/day.
Question 3 of 5
Which developmental milestone puts the 4-month-old infant at greatest risk for injury?
Correct Answer: D
Rationale: Rolling over at 4 months increases the risk of falling from elevated surfaces like changing tables, a common cause of injury.
Question 4 of 5
The toddler is admitted with a cardiac anomaly. The nurse is aware that the infant with a ventricular septal defect will:
Correct Answer: A
Rationale: A ventricular septal defect causes increased pulmonary blood flow, leading to easy tiring due to cardiac workload.
Question 5 of 5
A client is admitted for suspected bladder cancer. Which one of the following factors is most significant in the client's diagnosis?
Correct Answer: A
Rationale: Long-term smoking is a major risk factor for bladder cancer due to carcinogenic chemicals in tobacco being excreted in urine, irritating the bladder.