In the upright position, the ratio between ventilation and blood flow in the lungs is

Name: In the upright position, the ratio between ventilation and blood flow in the lungs is
Brand: Quizplus
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Question

Quizplus · Accepted Answer

The ratio in which ventilation and blood flow are mixed is not uniform from top to bottom in the upright position.Ventilation exceeds blood flow by 2:1 or 3:1 in the upper lung.In the mid zones, they are more closely matched, whereas in the lower parts of the lung, blood flow exceeds ventilation.

In the Upright Position, the Ratio Between Ventilation and Blood