Perfusion is defined as:
A) the effective exchange of oxygen and carbon dioxide within the lungs and at the cellular level.
B) the circulation of blood through an organ or tissue in amounts adequate to meet the body's demands.
C) an ejection fraction that is adequate to maintain radial pulses or a systolic blood pressure of at least 90 mm Hg.
D) the circulation of an adequate volume of blood to ensure uninterrupted cerebral and myocardial oxygenation.
Answer: B) the circulation of blood through an organ or tissue in amounts adequate to meet the body's demands.
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