EMR Chapter 7 Questions and Answers | Latest Version | 2025/2026 | Correct & Verified

EMR Chapter 7 Questions and Answers | Latest Version | 2025/2026 | Correct & Verified What is the primary function of the airway in the human body? To allow air to enter and exit the lungs for breathing. What is the first step in assessing a patient’s airway? Check if the airway is open and clear. What can cause an airway obstruction? Foreign objects, swelling, or the tongue blocking the airway. When should the jaw-thrust maneuver be used to open an airway? When a spinal injury is suspected. What is the main purpose of suctioning an airway? To remove fluids or secretions that block breathing. 2 How long should you suction an adult patient’s airway at a time? No more than 15 seconds per suction attempt. Why is it important to avoid suctioning too deeply into the airway? It can cause tissue damage or trigger a gag reflex. What is an oropharyngeal airway (OPA) used for? To keep the tongue from blocking the airway in an unconscious patient. When should an oropharyngeal airway NOT be used? In a conscious or semi-conscious patient who has a gag reflex. What is a nasopharyngeal airway (NPA)? A flexible tube inserted through the nose to maintain an open airway. Why might an NPA be preferred over an OPA in some patients? Because it can be used in patients with an intact gag reflex. 3 What is the correct way to size an oropharyngeal airway? Measure from the corner of the mouth to the earlobe. What is the primary risk of leaving an airway obstructed? Lack of oxygen leading to brain damage or death. What is the term for noisy, harsh breathing caused by a partial airway obstruction? Stridor. What should you do if you find an airway obstruction in a conscious adult? Encourage coughing or perform abdominal thrusts if coughing fails. How can you prevent the tongue from blocking the airway in an unconscious patient? Use airway adjuncts like the OPA or maintain proper head position. What is the purpose of the recovery position? To keep the airway open and allow fluids to drain. 4 What is the proper technique to open the airway of an unconscious patient without suspected spinal injury? Head-tilt, chin-lift maneuver. What is the main sign that a patient’s airway is partially obstructed? Noisy breathing or difficulty speaking. What should you do if a patient’s airway is completely blocked and they become unconscious? Begin CPR and check the airway for obstruction during breaths. What is the most common cause of airway obstruction in an unconscious patient? The tongue falling back and blocking the airway. Why is it important to constantly monitor a patient’s airway during emergency care? Because airway status can change rapidly, risking