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Unformatted text preview: monary artery .The embolus may dissolve, continue to fragment, or grow. By occluding the pul-monary artery, the embolus prevents alveoli from producing enough surfactant to maintain alve-olar integrity. Alveoli collapse and atelectasis develops. If the embolus enlarges, it may clog most or all of the pulmonary vessels and cause death....
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- Spring '09