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Comp Exam > Cardiopulm Lung Volumes/Capacities > Flashcards

Cardiopulm Lung Volumes/Capacities Flashcards

1
Q

anatomic dead space (VD)

A

the volume of air that occupies the non-respiratory conducting airways

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2
Q

expiratory reserve volume (ERV)

A

the max volume of air that can be exhaled after a normal tidal exhalation

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3
Q

ERV is what % of total lung volume

A

15%

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4
Q

forced expiratory volume FEV

A

the max volume of air exhaled in a specific period of time

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5
Q

forced vital capacity FVC

A

the volume of air expired during a forced max expriation after a forced max inspiration

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6
Q

functional residual capacity FRC

A

the volume of air in the lungs after a normal exhalation

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7
Q

FRC is what percent of total lung volume

A

40%

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8
Q

FRC = what (equation)

A

FRC = ERV + RV

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9
Q

Inspiratory capactity IC

A

the max volume of air that ca nbe inspired after a normal titdal exhalation

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10
Q

IC is what percent of total lung volume

A

IC is 60% of total lung volume

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11
Q

IC =

A

IC = TV + IRV

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12
Q

IRV inspiratory reserve volme

A

the max volume of air that ca n be inspired after normal tidal volume inspriation

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13
Q

IRV is what percent of total lung volume

A

50%

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14
Q

minute volume ventilation

A

VE = TV x RR

the volume of air expired in one min

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15
Q

peak expiratory flow PEF

A

the max flow of air during the beginning of a forced expiratory maneuver

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16
Q

RV residual volume

A

the volume of gas in the lungs at the end of a max expiration. RV is 25% of total lung volume

17
Q

TV tidal volume

A

volume inspired and expired with each breath during queit breathing. 10% of total lung volume

18
Q

TLC total lung capactiy

A

volume of air in lungs after max inspiration. sum of all. TLC = RV + VC or
TLC = FRC + IC

19
Q

VC vital capacity

A

volume change that occurs between max inspriation and max expriation.

20
Q

VC =

A

VC = TV + IRV + ERV

21
Q

VC what %

A

VC is 75% of total lung volume

Comp Exam (10 decks)

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