NR283 / NR-283 Exam 2 (Latest Update 2024 / 2025): Pathophysiology | Complete Guide with Questions and Verified Answers | 100% Correct - Chamberlain
NR283 / NR-283 Exam 2 (Latest Update 2024 / 2025): Pathophysiology | Complete Guide with Questions and Verified Answers | 100% Correct - Chamberlain Question: A nurse is teaching a student about the most common cause of pulmonary edema. Which cause, if stated by the nurse, indicates understanding of the teaching? a.Pneumonia b.Smoking c.Loss of elastic fibers d.Left sided heart failure Answer: d.Left sided heart failure Question: Where do you see a "white out" in a chest xray? Answer: In someone who has ARDS Question: Which ABG indicates respiratory failure? a.pH 7.32, CO2 58, HCO3 22, O2 48 b.pH 7.30, CO2 48, HCO3 18, O2 52 c.pH 7.28, CO2 45, HCO3 20, O2 49 d.pH 7.29, CO2 59, HCO3 18, O2 47 Answer: d.pH 7.29, CO2 59, HCO3 18, O2 47 Question: the flow of gases between alveolar air and blood in pulmonary circulation Answer: gas exchange Question: what needs to stay intake for gas exchange to take place? Answer: alveolar membrane Question: patho: paradoxical (opposite) movement of the chest wall during inspiration and expiration inspiration: outward expiration: inward causes: trauma (automobile or falls from high heights) manifestations: - severe pain - dyspnea, tachypnea, tachycardia - paradoxical chest movement complications: decreased CO Answer: flail chest Question: patho: alveoli gets full of "stuff" -- decreased ability to diffuse O2 -- decreased perfusion -- mix matched VQ -- lungs cant expand causes: - sepsis - shock - aspiration - smoke inhalation manifestations: 1-2 days after injury - dyspnea, despite supplemental O2 - rapid, shallow respirations, tachycardia - productive cough - rales - confusion (hypoxia) - lethargy (increase CO2) complications: - respiratory failure - fibrosis throughout lungs (if they live.. lungs will never be the same) Answer: acute respiratory distress syndrome (ARDS)
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