In the Upright Position, Ventilation of the Upper Parts of the Lung

question 28

Multiple Choice

In the upright position, ventilation of the upper parts of the lung

• A)is uniform from apex to base.
• B)increases from about 1 1/2 to 2 times from upper third to lower third.
• C)decreases from about 1 1/2 to 2 times from upper third to lower third.
• D)has a gradient from anterior to posterior.

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