Questions & Correct Answers | Verified Rationales |
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Question 1
A nurse is assessing a client admitted with heart failure. Which finding requires immediate
intervention?
A. Weight gain of 1 lb overnight
B. Bilateral ankle edema
C. Oxygen saturation of 84% on room air
D. Crackles at the lung bases
Answer: C
Rationale: An oxygen saturation of 84% indicates significant hypoxemia requiring
immediate oxygen therapy and further assessment. Airway and breathing take priority.
Question 2
A client receiving IV heparin suddenly develops nosebleeds and bloody urine. Which action
should the nurse take first?
A. Stop the infusion.
B. Administer vitamin K.
C. Encourage fluids.
D. Reassess in 30 minutes.
Answer: A
Rationale: Bleeding is a major adverse effect of heparin. The infusion should be stopped
immediately. Protamine sulfate is the antidote.
Question 3
Which laboratory value should concern the nurse the most?
A. Sodium 138 mEq/L
B. Potassium 2.9 mEq/L
,C. Calcium 9.2 mg/dL
D. Magnesium 2.0 mg/dL
Answer: B
Rationale: Severe hypokalemia increases the risk for life-threatening cardiac dysrhythmias.
Question 4
A nurse is caring for a postoperative client. Which assessment finding suggests internal
bleeding?
A. BP 84/48 mmHg
B. Temperature 99°F
C. Pain score 5/10
D. Urine output 45 mL/hr
Answer: A
Rationale: Hypotension is an early sign of hemorrhage and requires immediate evaluation.
Question 5
A client with diabetes reports sweating, shakiness, and confusion. What should the nurse
do first?
A. Check blood glucose.
B. Administer insulin.
C. Encourage exercise.
D. Obtain an HbA1c.
Answer: A
Rationale: Symptoms suggest hypoglycemia. Blood glucose should be checked
immediately before treatment.
Question 6
Which client should the nurse assess first?
A. Client with pneumonia and RR 32/min
B. Client awaiting discharge
,C. Client requesting pain medication
D. Client needing dressing change
Answer: A
Rationale: Tachypnea may indicate respiratory distress requiring immediate assessment.
Question 7
A client receiving morphine becomes difficult to arouse. Which medication should the
nurse anticipate?
A. Naloxone
B. Flumazenil
C. Protamine sulfate
D. Atropine
Answer: A
Rationale: Naloxone reverses opioid-induced respiratory depression.
Question 8
Which finding indicates effective treatment of heart failure?
A. Weight decreases by 2 kg.
B. Increased edema.
C. Crackles worsen.
D. Urine output decreases.
Answer: A
Rationale: Weight loss indicates reduced fluid overload.
Question 9
A nurse is teaching fall prevention. Which statement indicates understanding?
A. “I’ll wear nonskid shoes.”
B. “I’ll leave the lights off.”
C. “I’ll rush to answer the phone.”
, D. “I’ll use rugs.”
Answer: A
Rationale: Nonskid footwear reduces fall risk.
Question 10
A client with COPD has increasing dyspnea. Which oxygen delivery method is most
appropriate?
A. Venturi mask
B. Nonrebreather mask
C. Face tent
D. Aerosol mask
Answer: A
Rationale: A Venturi mask delivers precise oxygen concentrations for COPD clients.
Question 11
Which electrolyte imbalance is most likely with prolonged vomiting?
A. Hypokalemia
B. Hyperkalemia
C. Hypercalcemia
D. Hypernatremia
Answer: A
Rationale: Vomiting causes potassium loss.
Question 12
Which client is at greatest risk for infection?
A. WBC 1,200/mm³
B. WBC 8,000/mm³
C. Platelets 250,000/mm³
D. Hemoglobin 14 g/dL