Pulmonary Physiology Flashcards by kristi walsh

Q

the sum of one or more lung volumes

A

lung capacities

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Q

what is the equation for vital capacity

A

IRV +TV+ERV

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Q

the equation for inspiratory capacity

A

IRV + TV

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Q

the equation for functional residual capacity

A

ERV + RV

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Q

the equation for total lung capacity

A

IRV + TV + ERV + RV

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Q

normal or quiet breathing

A

Eupnea

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Q

shortness of breath

A

dyspnea

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Q

cessation of breathing

A

apnea

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Q

abbreviation for alveolar pressure

A

Palv

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Q

abbreviation for partial pressure of oxygen

A

PO2

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Q

partial pressure of carbon dioxide

A

PCO2

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Q

partial pressure of oxygen in arterial blood

A

Pao2

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Q

partial pressure of oxygen in venous blood

A

Pvo2

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Q

partial pressure of CO2 in arterial blood

A

Paco2

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Q

partial pressure of CO2 in venous blood

A

Pvco2

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Q

partial pressure of oxygen in alveolar gas

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A

PAO2 (AO2 in subscript)

Q

partial pressure of CO2 in alveolar gas

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A

PACO2 (ACO2 in subscript)

Q

percent saturation of hemoglobin with oxygen

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A

SO2 (O2 in subscript)

Q

percent saturation of hemoglobin with oxygen in arterial blood

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A

SaO2 (aO2 in subscript)

Q

Total concentration of oxygen in arterial blood

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A

CaO2 (aO2 in subscript)

Q

total concentration of oxygen in venous blood

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A

CvO2 (vO2 in subscript)

Q

volume of alveolar gas

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A

VA ( A as subscript)

Q

rate of oxygen uptake per minute

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A

VO2 (O2 in subscript)

Q

amount of CO2 eliminated per minute

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A

VCO2 (CO2 in subscript)

respiratory exchange ratio

R

cardiac output

Q

normal PvO2

40 mmHg

normal PvCO2

46 mmHg

normal PAO2

100 mmHg

normal PACO2

40 mmHg

normal PO2 leaving capillary

100 mmHg

normal PACO2 leaving capillary

40 mmHg

normal PaO2

95 mmHg

normal PaCO2

40 mmHg