The nurse is caring for a telemetry client whose EKG (ECG) results are available. The nurse recognizes which rhythm as an emergency?
a. Atrial fibrillation
b. Ventricular tachycardia
c. Sinus tachycardia
d. Atrial flutter
b. Ventricular tachycardia
rationale: A client with ventricular tachycardia is concerning. This is a type of regular, fast heart rate that arises from improper electrical activity in the ventricles of the heart. The client may or may not have a pulse. The nurse will initiate a rapid response, stay with the client, delegate someone to get a crash cart, and prepare to either give ACLS medications or defibrillate.
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A nurse plans care for an older adult who is admitted to the hospital for pneumonia. The client has no known drug allergies and no significant health history. Which action should the nurse include in this client's plan of care?
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You have a 72-year-old female patient who is scheduled for a left total knee replacement. Which complication is this patient at increased risk for because of her aging cardiovascular system?
A) Hypovolemia B) Hypopnea C) Hyperkalemia D) Hyperphosphatemia
Stimulation of beta2 receptor sites results in _____
a. increased heart rate b. peripheral vasoconstriction c. constriction of renal blood vessels d. relaxation of bronchial smooth muscle