Pulm Flashcards
What is the partial pressure of oxygen at sea level?
159.6 mm Hg or 21%
What is the normal partial pressure of oxygen in the blood?
90-100 mm Hg (translates to 90-100% SpO2)
What is the partial pressure of CO2?
35-45 mm Hg
What is the amount of HCO3- in the blood?
22-28 mEq/L
What is tidal volume?
Amount of air in normal breath
What is inspiratory capacity (IC)?
TV+IRV
What is vital capacity?
Air under control (IRV+ERV+TV)
What is functional residual capacity?
ERV+RV
What is total lung capacity?
IRV+ERV+TV+RV
What is normal adult tidal volume?
500mL
What condition?
Inc pH, Dec CO2, WNL HCO3
Respiratory alkalosis
What condition?
Dec pH, Inc Co2, WNL HCO3
Respiratory acidosis
What condition?
Inc pH, WNL CO2, Inc HCO3
Metabolic alkalosis
What condition?
Dec pH, WNL CO2,
Metabolic acidosis