Pulm Flashcards by Michael Beggs | Brainscape

Q

What is the partial pressure of oxygen at sea level?

A

159.6 mm Hg or 21%

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Q

What is the normal partial pressure of oxygen in the blood?

A

90-100 mm Hg (translates to 90-100% SpO2)

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Q

What is the partial pressure of CO2?

A

35-45 mm Hg

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Q

What is the amount of HCO3- in the blood?

A

22-28 mEq/L

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Q

What is tidal volume?

A

Amount of air in normal breath

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Q

What is inspiratory capacity (IC)?

A

TV+IRV

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Q

What is vital capacity?

A

Air under control (IRV+ERV+TV)

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Q

What is functional residual capacity?

A

ERV+RV

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Q

What is total lung capacity?

A

IRV+ERV+TV+RV

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Q

What is normal adult tidal volume?

A

500mL

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Q

What condition?

Inc pH, Dec CO2, WNL HCO3

A

Respiratory alkalosis

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Q

What condition?

Dec pH, Inc Co2, WNL HCO3

A

Respiratory acidosis

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Q

What condition?

Inc pH, WNL CO2, Inc HCO3

A

Metabolic alkalosis

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Q

What condition?

Dec pH, WNL CO2,

A

Metabolic acidosis

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