Egan's Fundamentals of Respiratory Care: Chapter 41 with Verified Solutions Latest

Egan's Fundamentals of Respiratory Care: Chapter 41 with Verified Solutions Latest Overall goals of medical gas therapy - Answer -maintain adequate tissue oxygenation and minimize cardiopulmonary work clinical objectives of medical gas therapy - Answer -correct acute hypoxemia, decrease symptoms of hypoxemia, decrease cardiopulmonary workload TABLE 41-1 pg. 906 - Answer - Guidline 41-1 pg. 907 - Answer - Assessing need for O2: PaO2 is less than ___: - Answer -60 Assessing need for O2: SaO2 is less than: ___% room air - Answer -90 Oxygen toxicity primarily affects the _____ and ____ - Answer -lungs and CNS Two primary factors that determine the harmful effects of O2: - Answer -PO2 and exposure time depression of ventilation - Answer -oxygen induced hypoventilation retinopathy of prematurity - Answer -abnormal eye condition that occurs in some premature or low birth weight infants who receive supplemental O2 absorption atelectasis - Answer -occurs with FiO2 above 50% Patients with small ______ ______ are more likely to suffer from absorption atelectasis - Answer -tidal volumes examples of patients that would have small VT: - Answer -over sedation, pain or surgery The user judges the performance of an O2 delivery system by answering two key questions: - Answer -1) how much O2 can the system deliver? 2) does the delivered FiO2 remain fixed or vary under changing patient demands? Table 41-3 pg. 912-913 - Answer -