Pccn Exam Complete Solutions -Questions & Correct Answers

What is a lymphoma? {Ans: A cancer of the blood-involving immune cells that proliferate often forming tumors}What hormone is responsible for regulation of movement of Na and K through the renal tubular walls? {Ans: Aldolsterone}What is status epilepticus? {Ans: A seizure or series of seizures lasting longer than 30 minutes---consciousness is not regained between seizures.}1. What risk factors can increase a patient's likelihood to develop VAP? {Ans: Self-extubation, reintubation, prolonged ventilation, extremes of age (<6 yrs or > 65 yrs), lying flat in bed, gastric distension, NG tubes, inadequate ET cuff pressure, routine changing of vent circuits, and stress ulcer prphylaxis}2. When should vent circuits be changed? {Ans: When they are visible soiled or mechanically malfunctioning}Does high or low serum potassium potentiate the effects of digitalis? {Ans: Low, hypokalemic patients can also show s/s of dig. toxicity}5. What breath sounds can the RN expect to hear for a patient with status asthmaticus? {Ans: Inspiratory AND expiratory wheezing with prolonged expiration}What two causes are the most common reasons behind a patient's development of end-stage-renal-disease? {Ans: 1. diabetes 2. hypertension}What is the term for a stress test using IV dobutamine vs. a treadmill?