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Shock: the pathophysiology of inadequate perfusion

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When a patient enters "shock", what is the pathophysiolgy behind this concept and what would be primary patient care priorities?

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Shock is properly defined as inadequate tissue perfusion to meet the metabolic needs of the cells.

When properly perfused, cells receive nutrients (i.e.glucose) electrolytes (i.e. Na+, K+, Mg++) and oxygen delivered to them; and waste products, electrolytes and carbon dioxide carried away.

Cells can begin to improperly function should necessary components become unavailable to them (i.e. low oxygen = hypoxia or low blood ...

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