Term
|
Definition
1) ~1.5% dissolved in plasma
2) 98.5% transported via hemoglobin |
|
|
Term
| hemoglobin can bind up to ____ oxygen molecules |
|
Definition
|
|
Term
|
Definition
| percent of Hb molecules fully saturated with oxygen |
|
|
Term
| measurement of SaO2 of arterial blood is by |
|
Definition
|
|
Term
| normal values of pulse oximeter |
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
| changes in CO2/pH that affects Hb-oxygen binding |
|
Definition
1) increase in CO2/decreases in pH decreases binding
2) decrease in CO2/increase in pH increases binding |
|
|
Term
|
Definition
| effect of CO2 on Hb-oxygen binding |
|
|
Term
|
Definition
| greatest amount of O2 that can be carried in 100 mL of blood |
|
|
Term
|
Definition
| amount of O2 that is carried in 100 mL of blood |
|
|
Term
|
Definition
1) approx. 5% dissolved in plasma
2) approx. 5% attached to hemoglobin
3) approx. 90% forms HCO3 |
|
|
Term
|
Definition
| effect of oxygen on Hb-CO2 binding |
|
|
Term
|
Definition
| volume of blood per minute delivered to alveoli for gas exchange |
|
|
Term
| average ratio of perfusion to ventilation |
|
Definition
|
|
Term
| greatest effect on perfusion |
|
Definition
| level of oxygen in alveoli (PAO2) |
|
|
Term
| obstructive pulmonary disease |
|
Definition
1) emphysema (COPD)
2) chronic bronchitis (COPD)
3) asthma |
|
|
Term
|
Definition
loss of elastic fibers in walls of bronchioles and alveoli which causes
1) increase in compliance
2) loss of elastic recoil causes air to be trapped |
|
|
Term
|
Definition
| increased daily mucus production and airway inflammation for at least 3 months in 2 or more consecutive years |
|
|
Term
|
Definition
| airway obstruction caused by bronchoconstriction and inflammation |
|
|
Term
| restrictive pulmonary disease |
|
Definition
1) interstitial lung disease
2) diseases that affect respiratory muscles
3) infant respiratory distress syndrome
4) acute respiratory distress syndrome |
|
|
Term
| interstitial lung disease |
|
Definition
lungs become fibrotic which causes
1) decrease in compliance
2) failure of lungs to expand properly
3) fibrosis impairs gas exchange |
|
|
Term
| diseases that affect respiratory muscles |
|
Definition
1) ALS
2) Guillain Barre Syndrome
3) muscular dystrophy |
|
|
Term
| infant respiratory distress syndrome |
|
Definition
child does not produce surfactant which causes
1) decrease in compliance
2) alveoli collapse |
|
|
Term
| acute respiratory distress syndrome |
|
Definition
diffuse alveolar pulmonary capillary damage which
1) impairs gas exchange
2) lowers ventilation |
|
|
Term
| acute respiratory distress syndrome is due to |
|
Definition
|
|
