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17 Cards in this Set
- Front
- Back
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asthma is
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involves airway inflammation, intermittent airflow obstruction, and bronchial hyperresponsiveness.
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things that can trigger asthma are
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NSAIDS, ASA, pollens, pets, cold air, molds, microorganisms, exercise, stress, upper respiratory illness, GERD
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S/s of asthma
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dyspnea, chest tightness, coughing, wheezing, increased mucous production
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during an acute asthma attack the common symptom is
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audible wheezes and increased respiratory rate. , muscle retraction
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someone with chronic asthma may have a
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barrel chest
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what is the most accurate test for asthma
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PFT
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forced vital capacity is (FVC)
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volume of air exhaled from full inhalation to full exhalation
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forced expiratory volume in the first second (FEV)
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volume of air blown out as hard and as fast as possible during the first second of the most forceful exhalation after the greatest firs full inhalation
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peak expiratory flow (PEF)
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fastes airflow rate reached at any time during exhalation
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asthma management (pt teaching)
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- avoid asthma triggers
- avoid trigger meds - ASA, NSAIDS, beta blockers) - avoid foods with MSG - if exercised induced asthma use inhaler 30 min prior to exercise - get adequate rest and sleep - wash all bedding in hot water get rid of dust mites - monitor peak flow twice a day - |
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bronchodilators
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causes smooth muscle relaxation - no effect on inflammatory process (proventil, ventolin)
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short acting beta agonists provide
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rapid but short term relief ( tornalate, xopenex, maxair)
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do not use LABAS on an
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acute asthma attack use SABA's
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what is a status asthmaticus
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severe, life threatening acute episode of airway obstruction that intensifies once it begins and often does not respond to usual therapy
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two major changes that occur with emphysema are
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loss of lung elasticity and hyperinflation of the lung
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s/s of emphysema
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Wheezing
Frequent respiratory infections Fatigue Cough — with or without mucus Shortness of breath Trouble catching your breath |
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bronchitis is
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inflammation of the bronchi and bronchioles caused by exposure to irritants - especially cigarette smoke
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