Med/Surg: ARDS questions well answered 2024

Med/Surg: ARDSARDS - correct answer sudden, progressive form of acute respiratory failure Most common precipitating injuries of ARDS - correct answer sepsis, gastric aspiration, severe massive trauma What happens to the alveoli in ARDS - correct answer Alveolar capillary membrane becomes damaged and more permeable to intravascular fluid, capillary membrane that surrounds the alveolar sac starts to leak fluid, leads to gas exchange where it shouldn't be occurring, leads to hypoxemia How to assess the degree of ARDS - correct answer P/F ratio Normal is 400 3 stages of edema formation in ARDS - correct answer 1. Normal alveoli and pulmonary capillary 2. Interstital edema occurs with increased flow of fluid into the interstital space 3. Alveolar edema occurs when fluid crosses the blood gas barrier Results of ARDS - correct answer -severe dyspnea -hypoxia -decreased lung compliance -decreased pulmonary infiltrates Direct lung injury - correct answer -Aspiration -Near drowning -Pneumonia -Fat emboli - something inside/within the lungs that causes ARDS Indirect lung injury - correct answer -Sepsis