MCQ 9 Shock is best defined as

A.Cardiovascular Collapse
B.Loss of Sympathetic Tone
C.Inadequate tissue perfusion
D.Blood pressure less than 90 mm Hg




The correct answer is C:Inadequate tissue perfusion

Shock, is a life-threatening medical condition that occurs due to inadequate substrate for aerobic cellular respiration.In the early stages this is generally an inadequate tissue level of oxygen.The typical signs of shock are low blood pressure, a rapid heartbeat and signs of poor end-organ perfusion or "decompensation" (such as low urine output, confusion or loss of consciousness).