EMT Airways FISDAP Final Exam Questions and Answers

Which of the following would cause an increase in the amount of exhaled carbon dioxide? Increased cardiac output All of the following are signs of hypoxia except dehydration Inhalation occurs when the diaphragm and intercostal muscles contract and cause a decrease in intrathoracic pressure. Based on current guidelines in which of the following situations should supplemental oxygen be administered Exposure to carbon monoxide and an oxygen saturation of 95% A ventilation/perfusion mismatch occurs when. A disruption in blood flow inhibits the exchange of oxygen and carbon dioxide in the lungs even though the alveoli are filled with fresh oxygen Your protocols state that during the first few minutes of working on a cardiac arrest patient, you should provide passive ventilation. This means that you will: allow recoil of the chest between compressions to draw air into the lungs Which of the following factors will cause a decreased minute volume in an adult shallow breathing The main advantage of the Venturi mask is: the use of its fine adjustment capabilities in the long-term management of physiologically stable patients. Which of the following is a late sign of hypoxia cyanosis Central chemoreceptors located in the medulla provide feedback to increase the rate and depth of breathing when they sense: slight increases in carbon dioxide or a decrease in the pH of the cerebrospinal fluid. While eating dinner, your partner suddenly grabs his throat and has a panicked look on his face. He has a weak cough, faint inspiratory stridor, and cyanosis around the lips. You should: stand behind him and administer abdominal thrusts. The partial pressure of oxygen in the alveoli is___ mm Hg while the partial pressure of carbon dioxide in the alveoli is ___ mm Hg 104, 40