Respiratory System NCLEX Questions and Answers Already Passed

Respiratory System NCLEX Questions and Answers Already Passed Which part of the respiratory system is responsible for warming and humidifying inspired air? Alveoli Nasal passages Trachea Bronchioles What is the term for the amount of air inhaled or exhaled during normal breathing? Tidal volume Residual volume Inspiratory reserve volume Expiratory reserve volume What is the best position to maximize oxygenation in a patient with respiratory distress? Prone High Fowler’s Supine 2 Trendelenburg Which finding is most concerning in a patient with respiratory symptoms? Stridor during inhalation Nasal flaring during exercise Mild wheezing with exertion Occasional dry cough What is the purpose of a pulse oximeter? To measure carbon dioxide levels in the blood To evaluate lung volume To monitor oxygen saturation To assess breathing effort Which medication is commonly prescribed for an acute asthma attack? Albuterol Ipratropium Montelukast 3 Fluticasone What is the most common cause of obstructive sleep apnea? Nasal polyps Relaxation of throat muscles during sleep Excessive mucus production Airway scarring Which respiratory condition is characterized by a barrel-shaped chest? Chronic obstructive pulmonary disease (COPD) Asthma Tuberculosis Pneumonia What is the expected respiratory rate for a healthy adult? 12–20 breaths per minute 6–10 breaths per minute 20–30 breaths per minute 4 30–40 breaths per minute What is the most effective way to prevent hospital-acquired pneumonia? Encouraging incentive spirometry use Administering antibiotics prophylactically Limiting fluid intake Using humidifiers in patient rooms