The inability to move enough air required for adequate perfusion is what?

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The inability to move enough air required for adequate perfusion is what?
A . Respiratory Arrest
B . Respiratory Failure
C . Cardiac Failure
D . Pleurisy

Answer: B

Explanation:

Respiratory failure is a medical term for inadequate gas exchange by the respiratory system. Respiratory failure can be indicated by observing a drop in O2 saturation and breathing rate / quality.