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15 Cards in this Set
- Front
- Back
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What may result from falling on the knee?
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Fracture of the patella
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Why doesn't the patella usually not fragment?
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Because it is confined within the quadriceps femoris tendon.
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What usually occurs if either the fibula or tibia is fractured?
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Usually both fracture
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What is one of the most commonly injured joints and occurs in persons of all ages?
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Talocrural joints (the ankle joint)
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fractures can only be distinguished from sprains by performing what?
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x-rays
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What can occur when a shearing (side-ways) force is applied to the ankle?
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fracture of bot the lower ends of the tibia and fibula (medial and lateral malleoli can occur. Pott's fracture
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What is a potts fracture?
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When a shearing (side-ways) force is applied to the ankle, fracture of both the lower ends of the tibia and fibula can occur.
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Of the tarsal bones we learned, which one is most frequently fractured?
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The calcaneus
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What is gangrene and what causes it?
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Necrosis or death of the soft tissues of a body part due to a diminished or obstructed arterial blood supply to that region
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What are a several types of gangrene?
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Intestinal gangrene, dry gangrene, wet gangrene, and gas gangrene
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What form of gangrene invoves the body part to be desiccated, sharply demarcated, and shriveled, usually due to constricted blood vessels as a result of exposure to extreme cold?
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Dry gangrene
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What type of gangrene can be a form of frost bite?
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dry gangrine
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what causes wet gangrene?
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Caused by bacterial infection of tissues that have lost their blood and oxygen supply. Called "wet" because the cells rupture and release fluid.
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What is often mistaken for wet gangrene?
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Gas gangrene
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What bacteria is typically associated with gas gangrene and what is unusual about this bacteria?
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Clostridrium, called anaerobic because it can live and grow int he absence of oxygen. It usually affects the muscle tissue.
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