Pulmonary Second Block ITO
Terms
undefined, object
copy deck
-
A disease state characterized by airflow limitation that is not fully reversible. Air flow limitation is both progressive and associated with abnormal inflammatory response to gasses and noxious particles?
a. emphysema
b. asthma
c. copd
d. bro - c. copd
-
Disease in which the symptoms are cough for most days for three months in two consecutive years...
a. emphysema
b. asthma
c. chronic bronchitis
d. COPD - c. chronic bronchitis
- define emphysema
- emphysema is defined pathologically by loss of alveolar wall tissue
- in emphysema what leads to airflow limitation
- the loss of alveolar tissue
- is chronic bronchitis defined pathologically or by symptoms. explain
-
it is really defined by symptoms
presence of cough most days for 3 mo for two consecutive years - How does smoking lead to lung disease?
- Smoking -> unspecified lung inflammation -> too many proteases -> they digest lung tissue -> infectoin leads to repopulation of airway epithelium and alveoli with cells --> imbalance between digestion and repopulation. EXCESSIVE PROTEASE activity
- what enzyme checks proteinase activity?
- alpha one antitrypsin
- how do you diagnose copd
- spirometry
- what spirometry measurements tell u that a pt has copd
- three numbers fev1 < 70% fvc fev1/fvc
- Name three classes of drugs that cause bronchodilatation by relief of bronchospasm
- i think the answer might be beta agonists, anticholinergics and theophylline
- three drugs used to treat asthma that are anti inflammatory
- glucocorticoid, leukotriene modifier, cromone