Which of the following is a component of the pathophysiology of acute respiratory distress syndrome (ARDS)? Severe hypoxemia due to alveolar damage and atelectasis. Severe peripheral edema in...

Which of the following is a component of the pathophysiology of acute respiratory distress syndrome (ARDS)?

1. Severe hypoxemia due to alveolar damage and atelectasis.


2. Severe peripheral edema in dependent extremities.


3. Increased blood pressure (Hypertension)


4. Retention of oxygen in the lungs due to large irregularly shaped alveoli.