. A nurse is caring for a pt who has a tracheostomy. Which of the following must the nurse use when administering oxygen to the pt? A tracheostomy collar Rationale: A tracheostomy collar is design ... ed to provide high humidity & the O2 concentration prescribed for the patient. It is a small O2-delivery apparatus that fits over the tracheostomy site & is held in place by an adjustable elastic strap that fits around the patient's neck. 2. A nurse is caring for a pt who is dyspneic & slightly cyanotic, with a RR of 28/min. The nurse determines that the patient has impaired gas exchange during which of the following phases of the nursing process? Diagnosis Rationale: During the diagnosis phase, the nurse analyzes & interprets data gathered from the nursing assessment to formulate a nursing diagnosis, in this case, impaired gas exchange. 3. A nurse would recognize which of the following as an indication for O2 therapy? Tachypnea; SaO2 90% Rationale: Oxygen therapy is indicated for patients who are at risk for or have developed hypoxia. In the early stages of hypoxia, [Show More]
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