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7 Cards in this Set
- Front
- Back
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Oxygenation VS vdntilation |
Oxygenation is the process of delivering the adequate amount of O2 molecules like me switching from a NC to a BVM |
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What is chronic bronchitis |
It is a condition characterized by an overproduction of mucus by the globlet cells, |
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Pathophysiology of cronic bronchitis |
1) decrease gas exchange = hypercarbia + hypoxia 2) hypoxia result in polycythemia 3) hypercarbia result in pulmonary vasoconstriction 4) pulmonary vasoconstriction results in pulmonary hypertension and eventually cor pulmonae |
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S/S of CB |
Patient tend to overweight Cyanotic hence blue bloaters Rhonchi on auscultation S/S of right heart failure ( JVD, ankle edema, and hepatic congestion |
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Define elastin, elastase and alpha 1 antitrypsin |
Elastin = protein that allows recoil of tissues that have been stretched (alveoli) Elastase = protease enzyme that break down the elastin protein Alpha 1 antitrypsin, protease inhibitor that inhibits secretion of elastase |
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What happens to the residual volume and the vital capacity in emphysema |
Residual volume increase because air is trapped Vital capacity remains normal Residual volume increase |
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What is the vital capacity, |
It is the total amount of air that is expired after maximal inspiration. After a full respiratory cycle. It is a full inhalation and exhalation |
