A nurse is caring for a client who is at risk for shock. Which of the following findings is the earliest indicator that this complication is developing?

A. Anuria A late sign of shock after perfusion has significantly dropped. B. Increased respiratory rate Earliest compensatory response to hypoperfusion and hypoxia. C. Hypotension Occurs later in shock when compensation fails. D. Decreased level of consciousness Suggests advanced shock and poor cerebral perfusion-not earliest.