Lung Volumes (physiology) Flashcards

1
Q

Tidal volume definition

A

Volume inspired or expired with each breath at rest

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2
Q

Tidal volume numbers

A

500ml (M), 350 ml (F)

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3
Q

Volume inspired or expired with each breath at rest

A

Tidal volume

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4
Q

Inspiratory reserve volume definition

A

Maximum volume of air that can be inspired at the end of a normal tidal inspiration

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5
Q

Maximum volume of air that can be inspired at the end of a normal tidal inspiration

A

Inspiratory reserve volume

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6
Q

Volume inspiratory reserve

A

2-3L

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7
Q

What is inspiratory capacity

A

Tidal volume + inspiratory reserve volume

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8
Q

Expiratory reserve volume definition

A

Maximum volume of air that can be expired at the end of a normal tidal expiration

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9
Q

Maximum volume of air that can be expired at the end of a normal tidal expiration

A

Expiratory reserve volume

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10
Q

Volume expiratory reserve

A

750ml

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11
Q

Residual volume definition

A

Volume of air remaining after maximal expiration

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12
Q

Volume of air remaining after maximal expiration

A

Residual volume

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13
Q

Volume residual

A

1.2L

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14
Q

RV = ?

A

Functional residual capacity - expiratory reserve volume

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15
Q

Functional residual capacity definition

A

The volume in the lungs at the end expiratory position

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16
Q

FRC = ?

A

ERV + RV

17
Q

Vital capacity definition

A

Maximum volume of air that can be expired after a maximal inspiration

18
Q

Maximum volume of air that can be expired after a maximal inspiration

A

Vital capacity

19
Q

Volume vital capacity

A

4.5 L (M), 3.5L (F)

20
Q

VC = ?

A

Inspiratory capacity + ERV

21
Q

Total lung capacity =?

A

Vital capacity + residual volume