#1
Which of the following is NOT a common sign of hypoxemia?
Cyanosis
Bradycardia
Tachypnea
Confusion
#2
What is the primary function of the alveoli in the respiratory system?
Gas exchange
Filtering air
Producing mucus
Generating surfactant
#3
Which of the following is a common pharmacological intervention for acute bronchospasm?
Beta-blockers
Bronchodilators
Anticoagulants
Diuretics
#4
Which of the following respiratory conditions is characterized by inflammation and narrowing of the airways?
Pneumothorax
Emphysema
Bronchitis
Interstitial lung disease
#5
Which of the following conditions is characterized by a sudden, severe, and sharp chest pain exacerbated by deep breathing or coughing?
Pleural effusion
Pneumonia
Pulmonary embolism
Pleurisy
#6
What is the primary function of the respiratory system?
Transporting nutrients
Producing hormones
Gas exchange
Regulating body temperature
#7
What does PEEP stand for in respiratory care?
Positive End-Expiratory Pressure
Peripheral End-Expiratory Pressure
Primary Expiratory Pressure
Pressure-Enhanced Expiration Process
#8
Which of the following respiratory conditions is characterized by airflow obstruction that is not fully reversible?
Asthma
Chronic obstructive pulmonary disease (COPD)
Pneumonia
Pulmonary embolism
#9
Which of the following respiratory parameters is typically measured using a pulse oximeter?
Arterial blood gas (ABG) levels
Oxygen saturation (SpO2)
Forced expiratory volume in 1 second (FEV1)
Partial pressure of oxygen (PaO2)
#10
What is the primary cause of respiratory alkalosis?
Hypoventilation
Hyperventilation
Increased metabolic rate
Decreased cardiac output
#11
Which of the following is a hallmark symptom of acute respiratory distress syndrome (ARDS)?
Hypocapnia
Dyspnea
Hypernatremia
Hypotension
#12
What is the most appropriate nursing intervention for a patient with impaired gas exchange?
Encouraging deep breathing exercises
Administering sedatives to promote rest
Limiting fluid intake to reduce respiratory workload
Positioning the patient in a high-Fowler's position
#13
What is the purpose of pursed-lip breathing?
To increase tidal volume
To reduce air trapping
To promote relaxation
To enhance oxygenation
#14
Which of the following is NOT a potential complication of oxygen therapy?
Oxygen toxicity
Hypercarbia
Atelectasis
Hypoventilation
#15
What is the primary purpose of incentive spirometry?
To improve lung compliance
To measure peak expiratory flow rate
To prevent pulmonary embolism
To promote deep breathing and prevent atelectasis
#16
What is the primary purpose of a nebulizer in respiratory therapy?
To deliver oxygen therapy
To administer bronchodilator medications
To provide positive pressure ventilation
To measure lung volumes
#17
Which of the following factors can contribute to the development of respiratory infections in hospitalized patients?
Maintaining strict isolation precautions
Encouraging early ambulation
Administering prophylactic antibiotics
Prolonged mechanical ventilation
#18
What is the primary goal of chest physiotherapy?
To promote relaxation and reduce anxiety
To facilitate sputum clearance and improve ventilation
To administer aerosolized medications
To monitor respiratory status