The patient presents to the ED with severe chest discomfort. A cardiac catheterization and angiography shows an 90% occlusion of the left main coronary artery. Which procedure will be most likely performed on this patient?

Which laboratory test result will the nurse review to determine the effects of therapy for a patient being treated for heart failure?

A nurse is caring for a client who has heart failure and a potassium level of 2.4 mEq/L. The nurse should identify which of the following medications as the cause of the client's low potassium level?

While close family members are visiting, a patient has a respiratory arrest, and resuscitation is started. Which action by the nurse is best?

A patient who has been in the intensive care unit for 4 days has disturbed sensory perception from sleep deprivation. Which action should the nurse include in the plan of care?

Which of the following describes a situation in which the blood pressure is severely elevated and there is evidence of actual target organ damage?

A nurse is caring for a client who has severe head injuries and is declared brain dead. The transplant coordinator has spoken with the client's family about organ donation. The client's spouse states she is confused and does not know what she should do. Which of the following responses by the nurse is appropriate?

The main purpose of critical care certification is to

A nurse is teaching a class about organ donation. Which of the following information should the nurse include?

The patient is admitted with a suspected acute myocardial infarction (AMI). In assessing the 12-lead electrocardiogram (ECG) changes, which findings would indicate to the nurse that the patient is in the process of a myocardial infarction (MI)?

The nurse is caring for a patient who has an intraaortic balloon pump in place. Which action should be included in the plan of care?