Emergency Medical Technician (EMT) Intermediate Practice Exam 2026 – 400 Free Practice Questions to Pass the Exam

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What is a common consequence of rapid decompression in a pneumothorax?

Barotrauma

Alveolar rupture

In the context of rapid decompression in a pneumothorax, alveolar rupture is a significant concern. When the pressure in the thoracic cavity decreases rapidly, this can create a pressure differential that may lead to the tearing of delicate alveolar tissue. Alveoli are the small air sacs in the lungs where gas exchange occurs, and their integrity is crucial for proper respiratory function.

When alveoli rupture, air escapes into the surrounding lung tissues or the pleural space, potentially worsening the pneumothorax. This not only compromises the ability of the lungs to effectively exchange oxygen and carbon dioxide but can also lead to complications such as tension pneumothorax, which is a medical emergency.

Understanding the mechanism of lung injury following rapid decompression is vital in emergency medicine, as it helps to identify potential complications and guide appropriate interventions.

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Hypotension

Hypercapnia

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