PTH 122 Pulmonary pg 5 ABGs ~
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17 terms
Terms | Definitions |
|---|---|
 oxygenate blood, remove carbon dioxide | ABG's determine the effectiveness of the lungs ability to ... |
| partial pressure of gas | ABG values are expresse as... |
| PaO2 | partial pressure oxygen disolved in blood |
| SaO2 | % of hemoglobin saturation with oxygen in arterial blood |
| 80 - 100 mm Hg | normal PaO2 value |
| hypoxemia | what occurs when PaO2 drops < 80 mm Hg |
| cardiac arrhythmias, confusion, labored respiration | what occurs when PaO2 drops to 35 - 50 mm Hg |
| cardiac arrest, loss of consciousness | what occurs when PaO2 drops to 25 - 35 mm Hg |
| amt of carbond dioxide dissolved in arterial blood | PaCO2 is... |
| 35 - 45 mm Hg | normal PaCO2 level |
| 7.35 - 7.45 | normal pH of blood when acid-base is balanced |
| increased H+ concentration in blood | Acidic blood has... |
| decreased H+ concentration in blood | Alkalotic blood has... |
| HCO3 | plasma bicarbonate chemical formula |
| spirometer | machine used to measure lung capacity |
| carbonic anhydrase | enzyme in that causes CO2 to hydrate to H2CO3 |
| H+, HCO3- | H2CO3 comes into contact with carbonic anhydrase and dissociates into these 2 chemicals |
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