Respiratory System Disorders NCLEX Challenge Exam – Mock test 3

Question 1

Which oxygen delivery method provides the most precise FiO₂?

Accepted Answer

A. Venturi mask

Answer

B. Non-rebreather mask

Answer

C. Nasal cannula

Answer

D. Simple face mask

Question 2

Which of the following is the most accurate indicator of oxygenation in a COPD patient?

Accepted Answer

B. Arterial blood gas (PaO₂)

Answer

A. Oxygen saturation (SpO₂)

Answer

C. Respiratory rate

Answer

D. Heart rate

Question 3

Which of the following is a risk factor for developing chronic obstructive pulmonary disease (COPD)?

Accepted Answer

A. Smoking.

Answer

B. High-fat diet.

Answer

C. Sedentary lifestyle.

Answer

D. Excessive alcohol consumption.

Question 4

Which of the following is a common side effect of inhaled corticosteroids?

Accepted Answer

A. Oral candidiasis.

Answer

B. Tachycardia.

Answer

C. Hypotension.

Answer

D. Weight gain.

Question 5

Which of the following is a common early sign of lung cancer?

Accepted Answer

A. Persistent cough.

Answer

B. Hemoptysis.

Answer

C. Chest pain.

Answer

D. Wheezing.

Question 6

Which of the following is a characteristic finding in a patient with tuberculosis?

Accepted Answer

A. Night sweats.

Answer

B. Weight gain.

Answer

C. Bradycardia.

Answer

D. Hyperglycemia.

Question 7

Which of the following is a classic symptom of a pulmonary embolism?

Accepted Answer

A. Sudden onset of chest pain.

Answer

B. Gradual onset of cough.

Answer

C. Productive cough with green sputum.

Answer

D. Wheezing on expiration.

Question 8

Which of the following is a common cause of acute bronchitis?

Accepted Answer

A. Viral infections.

Answer

B. Bacterial infections.

Answer

C. Allergies.

Answer

D. Smoking.

Question 9

Which of the following is a common complication of mechanical ventilation?

Accepted Answer

A. Ventilator-associated pneumonia.

Answer

B. Hypertension.

Answer

C. Hyperglycemia.

Answer

D. Hypokalemia.

Question 10

Which of the following is a common complication of untreated sleep apnea?

Accepted Answer

A. Hypertension.

Answer

B. Hypoglycemia.

Answer

C. Hyperkalemia.

Answer

D. Hypothermia.

Question 11

Which nursing action prevents hospital-acquired pneumonia?

Accepted Answer

A. Early ambulation, oral care, and infection control precautions

Answer

B. Strict bed rest

Answer

C. Limit fluids

Answer

D. Avoid respiratory exercises

Question 12

Which nursing action promotes airway clearance in COPD?

Accepted Answer

A. Encourage pursed-lip breathing and effective coughing

Answer

B. Limit fluid intake

Answer

C. Avoid mobilization

Answer

D. Provide sedation

Question 13

Which nursing action promotes comfort for pleuritic pain?

Accepted Answer

A. Administer analgesics and allow patient to assume a comfortable position

Answer

B. Encourage deep coughing without pain relief

Answer

C. Keep patient flat

Answer

D. Avoid pain medications

Question 14

Which nursing action promotes comfort in a patient with pleuritic chest pain from pneumonia?

Accepted Answer

B. Administer prescribed analgesics and position for comfort

Answer

A. Encourage deep coughing without analgesia

Answer

C. Keep patient flat

Answer

D. Avoid medications

Question 15

Which nursing action promotes oxygenation in asthma patients?

Accepted Answer

A. Position upright and encourage slow, deep breaths

Answer

B. Keep patient flat

Answer

C. Limit oxygen therapy

Answer

D. Avoid respiratory exercises

Question 16

Which nursing action reduces risk of aspiration pneumonia?

Accepted Answer

A. Sit patient upright during meals and provide small bites

Answer

B. Encourage rapid eating

Answer

C. Give thin liquids quickly

Answer

D. Keep patient supine after meals

Question 17

Which nursing action reduces risk of ventilator-associated pneumonia in COPD or pneumonia patients?

Accepted Answer

A. Elevate head of bed 30–45°

Answer

B. Keep patient supine

Answer

C. Avoid oral care

Answer

D. Limit ambulation

Question 18

Which nursing intervention helps prevent hypoxemia in a patient with pneumonia?

Accepted Answer

A. Administer supplemental oxygen as prescribed

Answer

B. Limit fluid intake

Answer

C. Keep patient on strict bed rest

Answer

D. Avoid deep breathing exercises

Question 19

Which nursing intervention helps prevent secondary infections in pneumonia patients?

Accepted Answer

B. Strict hand hygiene and infection control precautions

Answer

A. Avoid monitoring vital signs

Answer

C. Restrict fluids

Answer

D. Limit ambulation

Question 20

Which nursing intervention is priority for a patient with hypoxemia and confusion?

Accepted Answer

A. Administer supplemental oxygen and monitor airway

Answer

B. Give sedatives

Answer

C. Encourage fluids only

Answer

D. Limit assessment

Question 21

Which nursing intervention reduces aspiration risk in pneumonia patients with swallowing difficulty?

Accepted Answer

A. Sit upright during meals and provide small bites

Answer

B. Give thin liquids without supervision

Answer

C. Keep patient supine after meals

Answer

D. Encourage rapid eating

Question 22

Which nursing intervention reduces the risk of complications in hospitalized pneumonia patients?

Accepted Answer

A. Early ambulation, hydration, and respiratory exercises

Answer

B. Strict bed rest

Answer

C. Limit fluids

Answer

D. Avoid incentive spirometry

Question 23

Which nursing intervention reduces the risk of ventilator-associated pneumonia (VAP)?

Accepted Answer

D. Elevate head of bed 30–45°

Answer

A. Provide high-dose antibiotics prophylactically

Answer

B. Keep patient supine

Answer

C. Limit oral care