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Altered Perfusion Mechanisms - Coggle Diagram
Altered Perfusion Mechanisms
Ventilation-perfusion mismatching
Most common cause of hypoxemia
Inadequate ventilation can be due due pneumonia or asthma
Inadequate perfusion can be due to pulmonary embolus
Excessive perfusion demands
Caused by
Prolonged exertion
Metabolic alterations
Inadequate cardiac output
Caused by
Impaired ventricular pumping
Structural defects in the heart
Conduction defects
Changes in peripheral vascular resistance
Impaired circulation
Caused by
Hemorrhage
Trauma
Aneurysms
Coagulation disorders
Obstruction in blood flow
Thrombosis
Infarction
Inadequate flow or blood volume
Bifurcation
Artherosclerosis