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17 Cards in this Set
- Front
- Back
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Calf muscle pump
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Pressure changes within the venous system in which muscle contraction forces blood proximally.
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Cellulitis
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Inflammation of connective tissue; infection in, or close to, the skin.
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Deep veins
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Located within muscles, roughly parallel arterial system.
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Dermatitis
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Inflammation of the skin associated with itching, redness, and open lesions.
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Fibrin cuff theory
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Theory that venous insufficiency ulcers are due to the development of fibrin cuffs around the capillaries.
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Hemosiderin deposition
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Occurs when the by-product of the breakdown of red blood cells is forced into the interstitium by venous hypertension.
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Homans' sign
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Assessment technique historically used to identify a deep vein thrombosis that has since been found to be inaccurate.
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Lipodermatosclerosis
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Hyperpigmentation and accompanying erythema, induration, and plaque-like structural changes due to long-standing venous insufficiency.
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Perforating veins
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Veins that pierce the fascia to connect the deep and superficial venous systems.
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Pruritus
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Severe itching.
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Respiratory pump
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Pressure changes within the venous system in which inspiration and expiration force blood toward the heart.
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Superficial veins
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Veins located within the subcutaneous tissues. Assist with temperature regulation.
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Trendelenburg test
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Test to identify vein incompetence.
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Varicose vein, varicosity
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Dilated vein. In addition to increased lumen size, varicosities typically entail increased vessel length and tortuosity.
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Venous hypertension
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Increased backward pressure within the venous system.
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Venous stasis ulcer
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Ulcer caused by venous insufficiency.
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White blood cell trapping theory
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Theory that venous insufficiency ulcers are due to activated white blood cells within the interstitium.
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