For gas exchange to be efficient, the respiratory membrane must be ________.

Name: For gas exchange to be efficient, the respiratory membrane must be ________.
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Question

Quizplus · Accepted Answer

The respiratory membrane must be 0.5 to 1 micrometer thick for efficient gas exchange. This allows for a short diffusion distance and an increased surface area for gas exchange to occur. A thickness greater than 1 micrometer can hinder gas exchange by increasing the diffusion distance and decreasing the available surface area.

For Gas Exchange to Be Efficient, the Respiratory Membrane Must