click below
click below
Normal Size Small Size show me how
Nursing 211- CAL
Chronic Airflow Limitations
| Question | Answer |
|---|---|
| What two disorders make up COPD? | Chronic bronchitis and pulmonary emphysema |
| What is the definition of asthma? | INTERMITTENT and REVERSIBLE airflow obstruction affecting the airways but NOT the alveoli. |
| airway obstruction in Asthma can come from what 2 sources? | inflammatory response or hyper-responsive airways bronchoconstriction |
| What are some non-allergic Asthma triggers? | cold or dry air, fine airborne particles, emotions, some medications (NSAIDS) |
| What kinds of airway hyper-responsiveness can trigger asthma? | exercise or URI |
| How do allergens cause inflammation in asthma? | Allergen binds with IgE & release histamine and cell mediators which stimulate the inflammatory response. |
| what occurs in the inflammatory response in asthma? | vasodilation and capillary leakage, tissue swelling, increased secretions/mucus production, smooth muscle spasm/bronchoconstriction |
| what is status asthmaticus? | Persistent asthma, resists common meds |
| what are S/S of status asthmaticus? | SEVERE bronchospasm, severe wheezing, extremely labored breathing, hypoxia |
| What is COPD characterized by? | bronchospasm and dyspnea |
| Is COPD reversible? | No,severity increases over time. |
| At what speed does COPD occur? | Slow and progressive |
| What is the main cause of COPD? | Smoking |