(2) ALVEOLAR VENTILATION objectives

Question 1

State approximate values for typical lung volumes as to dead space,

Answer 1

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Question 2

State approximate values for typical lung volumes as to tidal volume,

Answer 2

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Question 3

State approximate values for typical lung volumes as to. alveolar ventilation,

Answer 3

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Question 4

State approximate values for typical lung volumes as to. perfusion

Answer 4

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Question 5

State approximate values for typical lung volumes as to. ventilation-perfusion ratio

Answer 5

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Question 6

State and define the 4 lung volumes and 4 lung capacities

Answer 6

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Question 7

List which lung volumes/capacities can, and which cannot, be measured or calculated from spirometry

Answer 7

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Question 8

Describe the methods used to measure residual volume

Answer 8

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Question 9

Describe the methods used to measure functional residual capacity

Answer 9

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Question 10

Describe the impact of age, height, and gender on vital capacity

Answer 10

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Question 11

Describe the effect of age on residual volume

Answer 11

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Question 12

Describe the effect of age on total lung capacity,

Answer 12

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Question 13

Describe the effect of age on vital capacity

Answer 13

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Question 14

Calculate minute ventilation, dead space ventilation and alveolar ventilation, if given a tidal volume, dead space volume and breathing frequency

Answer 14

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Question 15

Explain the Fowler method for measuring anatomical dead space

Answer 15

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Question 16

Use the Bohr method to calculate the physiological dead space and the dead space:tidal volume ratio

Answer 16

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Question 17

Describe, in general terms, the regional distribution of alveolar ventilation rates in the erect position and how position changes impact these regional distributions

Answer 17

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Question 18

Calculate the partial pressure of any gas in a gas mixture at any given barometric pressure

Answer 18

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Question 19

State the average normal Po2 and Pco2 values of ambient air,

Answer 19

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Question 20

State the average normal Po2 and Pco2 values if arterial

Answer 20

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Question 21

State the average normal Po2 and Pco2 values of venous blood

Answer 21

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Question 22

State the average normal Po2 and Pco2 values of tissue/interstitial fluid spaces.

Answer 22

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