Complex Adult Health final QUESTIONS AND ANSWERS 100% CORRECT

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Indication for arterial line placement? Correct Answer: Hemodynamic monitoring Multiple blood samples Diagnostic or interventional radiology procedures Continuous cardiac output monitoring What te... st must be preformed prior to an arterial line placement? Correct Answer: Allen's test How often should a fast flush test be preformed? Correct Answer: Every 8 hours After blood draws If the hemodynamic status changes When changing tubing What are the most common sites for arterial line insertion? Correct Answer: Radial Femoral Axillary Dorsalis Pedis Brachial Arteries Positioning for radial arterial line placement: Correct Answer: 30-60 degrees of dorsiflexion with the aid of a roll of gauze and an armband. Avoid hyperabduction of the thumb. How often should the atrial line catheter be changed out? Correct Answer: Every 7 days Causes of inaccuracy in arterial line readings: Correct Answer: Air bubbles in the catheter system Failure to zero the transducer air-fluid interface Blood in the catheter system Blood clot at the catheter tip Kinking of the tubing system Catheter tip lodging against the arterial wall Soft, compliant tubing Long tubing Too many stopckcks (>3) What is the pathology of afterload? Correct Answer: The pressure in which the heart must pump against in order to eject blood during systole. Medications that reduce afterload/preload include? Correct Answer: Vasodilators What is the pathology of preload? Correct Answer: The filling pressure of the heart at end of diastole. What is systemic vascular resistance (SVR)? Correct Answer: Resistance the left ventricle must overcome to open the aortic valve and eject a volume of blood into systemic circulation. [Show More]

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