147. A patient with an acute pulmonary embolism (PE) develops sudden onset of dyspnea and hypoxemia. What is the technical primary pathophysiological consequence of PE?

  • Bronchospasm.
  • Obstruction of pulmonary arterial blood flow, leading to V/Q mismatch and hypoxemia.
  • Alveolar inflammation.
  • Pulmonary fibrosis.
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