The patient has been diagnosed with an arteriovenous malformation (AVM) and is scheduled to undergo surgery in the morning. Which nursing intervention is the most important to promote safety in the patient?

The patient presents prior to a right elbow repair surgery. The surgeon speaks with the patient, answers questions, and obtains informed consent. Prior to leaving, the surgeon states, “Good; your hospital ID bracelet is on your right arm. That will signal to us we have the correct limb.” Which response by the nurse is most appropriate?

The nurse is assigned a patient with a history of severe hypertension. He develops hematuria and elevated blood pressure. What is the lowest blood pressure consistent with a hypertensive emergency?