Browse all practice questions for the Respiratory Therapy CRT Practice Exam. Search by topic, open any question and review its full explanation, then test yourself in the practice quiz.

Respiratory Therapy CRT Practice Exam course image
More practice questions

These questions are part of the practice quiz. Start practicing

  • What role does the respiratory therapist have in patient education?
  • What is the first step in managing airway obstruction in a patient?
  • What is the main purpose of performing a pulmonary function test?
  • What type of medication is typically administered via a Metered-Dose Inhaler (MDI)?
  • In which respiratory condition can uremic acidosis be observed?
  • What happens to arterial blood gas values in mixed acid-base disorders?
  • What does a negative inspiratory force (NIF) test measure?
  • What is the primary difference between a non-rebreather mask and a nasal cannula?
  • When is a nebulizer bronchodilator most commonly indicated?
  • What role does positive end-expiratory pressure (PEEP) play in mechanical ventilation?
  • What lung volume is measured during a lung function test to assess reserve capacity?
  • How does mechanical ventilation potentially lead to respiratory alkalosis?
  • What is the result of inadequate alveolar ventilation (Va) associated with respiratory acidosis?
  • What does the abbreviation COPD stand for?
  • Which of the following is a common symptom of obstructive lung diseases?
  • What ventilator mode may be switched to in a patient when they are breathing spontaneously?
  • In the context of obstructive lung disease, what is the FEV1 usually less than?
  • Which of the following conditions would most likely require corticosteroid therapy?
  • When the tidal volume (Vt) and plateau pressure are already high, what should be changed to improve PaCO2?
  • How does the body typically respond to high altitude?
  • What is a common indication for mechanical ventilation?
  • What diagnostic test is utilized to assess arterial blood gases (ABGs)?
  • In what situation should the therapist provide 100% O2?
  • What underlying metabolic issue might contribute to the development of respiratory alkalosis?
  • In a patient undergoing mechanical ventilation, what might contribute to respiratory alkalosis?
  • In what situation would a thoracentesis be indicated?
  • What is the appropriate oxygen delivery device for a patient requiring FiO2 greater than 0.90?
  • What condition would warrant the use of high-frequency oscillatory ventilation (HFOV)?
  • What device is used to measure lung volumes?
  • What does the cycle refer to in the context of a respiratory patient's settings?
  • Which of the following are the three main components of a respiratory therapy assessment?
  • In pulmonary function tests, what does FEV1 measure?
  • What is one effective treatment for chronic obstructive pulmonary disease (COPD)?
  • What is the primary purpose of bronchodilator therapy?
  • What adjustment can be made to improve ventilation on a pressure ventilator?
  • Which of the following could be a last resort for managing patient anxiety in respiratory settings?
  • What is a common complication of long-term mechanical ventilation?
  • What does the term "clubbing" refer to?
  • What is CPAP therapy primarily used for?
  • What is the primary goal of an Incentive Spirometer?
  • What is the physiological effect of hypoxia that may lead to respiratory alkalosis?
  • What is considered a normal arterial oxygen tension (PaO2) at sea level?
  • What is the appropriate response for a patient experiencing respiratory distress?
  • What components are included in Functional Residual Capacity (FRC)?
  • What does PIP stand for in respiratory care?
  • How often should a ventilator circuit be changed according to guidelines?
  • What is the purpose of bronchial hygiene therapy?
  • What type of breaths does a bi-level positive airway pressure (BiPAP) device provide?
  • What is a common metabolic acidosis condition that respiratory therapists often encounter?
  • What does the abbreviation NIV stand for in respiratory care?
  • Which of the following describes the use of chest physiotherapy?
  • Which respiratory condition is characterized by a "barrel chest"?
  • What does the abbreviation ARDS stand for?
  • Describe the role of humidification in respiratory therapy.
  • What is the mechanism of action of anticholinergic drugs in respiratory therapy?
  • When adjusting the ventilator settings to correct respiratory alkalosis, which aspect is prioritized first?
  • What is a key sign of hypoxia in patients?
  • What is the name of the device used to deliver aerosolized medication directly to the lungs?
  • What defines the term "compliance" in the context of lung function?
  • What is the primary purpose of oxygen therapy?
  • What is a primary role of a respiratory therapist during a code blue situation?
  • What is the normal range for adult respiratory rate?
  • What is the most effective position for a patient experiencing dyspnea?
  • What does a low forced expiratory volume (FEV1) indicate?
  • Which disease is characterized by small airway obstruction and decreased airflow?
  • What is the primary function of the cuff in an endotracheal tube?
  • What is a common side effect of high levels of oxygen therapy?
  • What is the most common etiology of community-acquired pneumonia?
  • Which condition is NOT a cause of respiratory alkalosis?
  • Where does ventricular contraction begin?
  • What does plateau pressure measure in the context of patient ventilation?
  • What does a chest X-ray typically show in patients with pneumonia?
  • What level is the Positive Airway Pressure (PIP) alarm typically set to?
  • What is the hallmark feature of restrictive lung disease?
  • What is paradoxical breathing?
  • Which diagnostic tool can confirm the presence of pulmonary embolism?
  • What does Inspiratory Capacity (IC) consist of?
  • What is an important consideration when using a suction catheter?
  • In the context of lung function, what does the term "compliance" refer to?
  • What lung disease is associated with prolonged exposure to asbestos?
  • What is the primary purpose of slope in ventilator settings?
  • What is a common sign of respiratory acidosis on an arterial blood gas test?
  • What condition is characterized by stridor, a high-pitched wheeze?
  • Which of the following changes in ventilation would typically be indicated in a patient with high PaCO2?
  • Which of the following is a sign of effective suctioning?
  • What effect can a sensitivity setting that is too low have on ventilation?
  • Which wave on an ECG indicates the start of ventricular repolarization?
  • In the context of mechanical ventilation, what does the patient's trigger, target, and cycle correspond to in Volume Control (VC) mode?
  • Which device is commonly used to deliver a precise amount of medication in aerosol form directly to the lungs?
  • To decrease PaCO2 in a patient on VC and PV, which parameter needs adjustment?
  • What is the clinical relevance of measuring peak expiratory flow rate (PEFR)?
  • What type of patient would benefit from high-frequency oscillatory ventilation?
  • What type of ventilation is performed using a bag-valve-mask (BVM)?
  • Which of the following is a common cause of hypoxemia?
  • How would you define "chronic obstructive pulmonary disease" (COPD)?
  • What does minimal occluding volume refer to in respiratory therapy?
  • What is the primary cause of allergic asthma?
  • What is the expected outcome of using incentive spirometry?
  • In terms of oxygen delivery systems, what does "Nasal Cannula" provide?
  • What is the purpose of allowing minimal leak in cuff management?
  • Which of the following components make up Vital Capacity (VC)?
  • What is the primary use of corticosteroids in respiratory therapy?
  • What lifestyle modification can significantly improve respiratory health in smokers?
  • What device is specifically used to measure the peak expiratory flow rate (PEFR)?
  • A patient with CHF has what type of secretions?
  • What does a "silent chest" during auscultation indicate?
  • Which of the following is included in Total Lung Capacity (TLC)?
  • When a patient is breathing spontaneously, what typically decreases on the ventilator settings?
  • Which condition is characterized by a decreased ability to expand the lungs due to stiff lung tissue?
  • What is the recommended patient position for optimal respiratory function during assessment?
  • What is indicated by the optimal use of PEEP in ventilation?
  • What vital sign is most critical to monitor in patients with respiratory issues?
  • Which condition can lead to respiratory alkalosis?
  • To which class of medications do albuterol and levalbuterol belong?
  • What is a benefit of using PEEP during mechanical ventilation?
  • What is the term for the inflammation of the lung parenchyma?
  • When addressing high levels of PaCO2 during PCV, what process should you prioritize?
  • What is a common treatment option for pulmonary hypertension?
  • What is the primary purpose of a peak flow meter?
  • In sputum analysis, what does the presence of eosinophils typically indicate?
  • Which medication could potentially cause respiratory alkalosis?
  • For a restrictive patient, what is the predicted FVC usually less than?
  • What is the target SpO2 range for patients with chronic obstructive pulmonary disease (COPD)?
  • How is Mean Airway Pressure (MAP) calculated?
  • Which condition requires careful monitoring because it can lead to respiratory alkalosis during mechanical ventilation?
  • What is a common CNS disorder that might induce respiratory alkalosis?
  • What does the term "tachypnea" refer to?
  • FIO2 is primarily measured to assess what?
  • Which type of lung volume cannot be measured directly by spirometry?
  • Which assessment tool is used to evaluate the effectiveness of bronchodilator therapy?
  • How can clinicians assess a patient's level of consciousness?
  • Which condition is characterized by wheezing, coughing, and chest tightness due to reversible airway obstruction?
  • Which breathing pattern is often seen in patients with metabolic acidosis?
  • What is the term for the maximum volume of air that can be exhaled after a maximum inhalation?
  • What is the primary goal of oxygen therapy?
  • What is the normal value for total lung capacity in an adult?
  • What is the standard unit of measure for lung volumes?
  • What condition involves irreversible enlargement of the air spaces distal to the terminal bronchioles?
  • What method is commonly used to deliver high flow oxygen therapy?
  • Which of the following is an effective way to assess lung function in patients?
  • What is the normal range for arterial blood pH?
  • What type of breathing pattern is characterized by periods of apneas followed by periods of rapid breathing?
  • What pressure is maintained for above-the-cuff suctioning to continuously suction?
  • In respiratory therapy, what does the target refer to in a patient's respiratory cycle?
  • What is the primary purpose of digital pulse oximetry?
  • What should a therapist do if the heart rate increases during suctioning?
  • What technique can be used to teach patients diaphragmatic breathing?
  • What is the initial adjustment needed to correct respiratory alkalosis in a vented patient?
  • What is an expected finding during auscultation of a patient with pneumonia?
  • What is a common indication for using supplemental oxygen therapy?
  • How does a Small Volume Nebulizer function?
  • Which medication class is primarily used for bronchodilation?
  • What is the most common cause of a tension pneumothorax?
  • What is the primary control center for respiration in the brain?
  • What is the correct term for inflammation of the lining of the lung?
  • What is the process of gas exchange in the lungs called?
  • What type of patients benefit most from a CPAP device?
  • What type of medication is commonly delivered via a metered-dose inhaler (MDI)?
  • What mechanism would be primarily affected by the anxiety of a patient leading to respiratory alkalosis?
  • What change is made right away when a patient is on mechanical ventilation?
  • Which measure is most effective for evaluating the effectiveness of a patient’s bronchodilator therapy?
  • What does SpO2 represent?
  • What is the primary complication associated with long-term oxygen therapy?
  • What adjustment can be made to correct either respiratory alkalosis or acidosis?
  • What is a contraindication for positive pressure ventilation?
  • What is a common diagnostic tool used to assess lung function?
  • What therapy is indicated for a patient with a severe asthma attack?
  • Which therapy is often used to mobilize secretions in patients with cystic fibrosis?
  • What is the primary function of mechanoreceptors in the lungs?
  • What vital sign is the best indicator of respiratory distress?
  • Which clinical sign may indicate a patient is experiencing hypoxia?
  • What is a primary indicator of acute respiratory distress syndrome (ARDS)?
  • What condition is characterized by the inflammation of the bronchial tubes?
  • What is the purpose of performing a bronchial challenge test?
  • What distinguishes COPD from asthma?
  • What is one of the effects of CPAP on a ventilated patient?
  • What is the purpose of using a spacer with an MDI (metered-dose inhaler)?
  • Which of the following conditions can lead to metabolic acidosis?
  • Which intervention is least likely to help correct respiratory alkalosis in a patient?
  • What is the name of the measurement used to assess the transfer of gas from the alveoli to the blood?
  • What is the primary function of surfactant in the lungs?
  • Which is a common side effect of corticosteroids?
  • What two ventilatory parameters can be adjusted when a patient on PCV is experiencing respiratory acidosis?
  • What is the normal ratio of dead space (Vd) to tidal volume (Vt)?
  • Which factor is a common cause of increased ventilation leading to respiratory alkalosis?
  • What is the significance of a "wheeze" heard during auscultation?
  • What is the definition of a patient's trigger in respiratory therapy?
  • In which condition does pulmonary edema potentially lead to respiratory acidosis?
  • What does a positive skin test for tuberculosis indicate?
  • What adjustment is primarily needed to target a specific tidal volume (Vt) during volume control ventilation?
  • What is the mechanism of action for corticosteroids in respiratory therapy?
  • When monitoring a patient on a ventilator, what does a sudden drop in plateau pressure indicate?
  • Which of the following conditions is commonly associated with wheezing?
  • In the case of pneumonia, why might a patient develop respiratory alkalosis?
  • What is the function of a nebulizer in respiratory therapy?
  • Which of the following describes the influence of neuromuscular disorders on respiratory acidosis?
  • What is the cause of cystic fibrosis?
  • Which condition is characterized by an increased respiratory rate?
  • What is the typical pH range indicating metabolic acidosis on an arterial blood gas (ABG) test?
  • What characteristic is essential to assess the effectiveness of vent settings and patient response?
  • Which of the following is a cause of respiratory acidosis in a non-ventilated patient?
  • What clinical finding can indicate pulmonary edema?
  • What indicates an effective response to bronchodilator therapy?
  • What assessment finding indicates respiratory distress in a patient?
  • What test is used to measure the diffusion capacity of the lungs?
  • What characterizes a restrictive lung disorder?
  • What should a therapist assess immediately after suctioning?
  • What is adjusted to change the tidal volume when a patient is on pressure control ventilation (PCV)?
  • Which equation helps reduce PaCO2 in a patient requiring a change in ventilation rate due to high volume settings?
  • How does increasing the slope of a ventilator setting affect patient ventilation?
  • What is the recommended position for a patient experiencing respiratory distress?
  • What therapeutic intervention may improve ventilation in a patient with COPD?
  • What is the primary purpose of pulmonary function tests (PFTs)?
  • Which of the following is a characteristic sign of respiratory alkalosis?
  • What is the recommended flow rate for a simple face mask?
  • What is a sign of chronic bronchitis on examination?
  • What is the indication for using a spirometer?
  • What is the best method to assess airway patency?
  • What should be monitored closely when a patient is on mechanical ventilation?
  • What is the correct size of catheter used for suctioning an 8 mm ET tube?
  • Which factor is recognized as a cause of increased dead space in respiratory therapy?
  • What does PEEP stand for in mechanical ventilation?
  • What is the primary function of the diaphragm in respiration?
  • What is the main purpose of an arterial blood gas (ABG) analysis?
  • In respiratory therapy, what does the term "hypoxemia" refer to?
  • What does a high PaCO2 level indicate?
  • What is the maximum pressure limit typically set on a pressure-cycled ventilator?
  • Which condition is characterized by wheezing and difficulty exhaling?
  • What happens to PaCO2 and pH levels in a patient experiencing respiratory acidosis?
  • What does the term "atelectasis" refer to?
  • What is the importance of monitoring end-tidal CO2 during ventilation?
  • What is an HME in respiratory therapy?
  • What is the low volume expiration (Ve) alarm setting in relation to the predicted Ve?
Subscribe

Get the latest from Passetra

You can unsubscribe at any time. Read our privacy policy