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Chapter 27

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Question
Answer
Closed Chest Injury   An injury to the chest in which the skin is not broken, usually due to blunt trauma.  
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Dyspnea   Difficulty breathing  
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Flail Chest   A condition in which two or more ribs are fractured in two or more places or in association with a fracture of the sternum so that a segment of chest wall is effectively detached from the rest of the thoracic cage.  
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Flutter Valve   A one-way valve that allows air to leave the chest cavity but not return; formed by taping three sides of an occlusive dressing to the chest wall, leaving the fourth side open as a valve.  
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Hemoptysis   The spitting or coughing up of blood  
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Hemothorax   A collection of blood in the pleural cavity.  
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Myocardial Contusion   A bruise of the heart muscle.  
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Occlusive dressing   A dressing made of vaseline gauze, aluminum foil, or plastic that prevents air and liquids from entering or exiting a wound.  
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Open chest injury   An injury to the chest in which the chest wall itself is penetrated, by a fractured rib or, more frequently, by an external object such as a bullet or knife.  
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Paradoxical Motion   The motion of the portion of the chest all that is detached in a flail chest; the motion-in during inhalation, our during exhalation- is exactly the opposite of normal chest wall motion during breathing.  
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Pericardial Tamponade   Compression of the heart due to a buildup of blood or other fluid in the pericardial sac.  
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Pericardium   the fibrous sac that surrounds the heart.  
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Pnewmothorax   An accumulation of air or gas in the pleural cavity.  
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Pulmonary contusion   a bruise of the lung.  
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Spontaneous pneumothorax   a pneumothorax that occurs when a weak area on the lung ruptures in the absence of major injury, allowing air to leak into the pleural space.  
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Sucking chest wound   An open or penetrating chest wall wound through which air passes during inspiration and expiration, creating a sucking sound.  
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tachypnea   Rapid respirations  
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Tension Pneumothorax   An accumulation of air or gas in the pleural cavity that progressively increases the pressure in the chest with potentially fatal results.  
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