Sunday, November 9, 2014

The best definition of shock is:

The best definition of shock is:


a. Blood pressure below the fifth percentile for age.
b. Altered level of consciousness associated with a falling blood pressure.
c. Inadequate organ and tissue perfusion.
d. Progressive lethargy with a fast heart rate.
e. Mottling of the skin.


The answer is c. Shock is defined as inadequate delivery of oxygen and nutrients to meet the metabolic needs of the tissues and organs. A state of shock may exist without hypotension or alterations in mental status. Shock may also exist with signs of brisk skin perfusion when distributive mechanisms, such as sepsis or anaphylaxis, are present.

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