and Answers A+ Guide
Emphysema - correct answers✅✅permanent destruction of the alveoli
and enlargement of the terminal airspace
Loss of surface area of the alveoli leading to a problem with oxygen
exchange
Leads to AIR TRAPPING and difficulty with EXPIRATION OF AIR
Causes of Emphysema - correct answers✅✅Smoking
Alpha 1 antitrypsin deficiency
Centrilobular emphysema - correct answers✅✅most common type of
emphysema in smokers
C = cigarettes
Panlobular emphysema - correct answers✅✅alpha 1 antitrypsin
deficiency
think "steaks are cooked in a pan and are covered with A1 steak sauce"
Physical exam in emphysema - correct answers✅✅Dyspnea
Pursed lip breathing
Non-cyanotic
Mild hypoxemia
Matched V/Q defects
Thin/Emaciated/Cachectic
increased AP diameter