Health Care > EXAM > Pass CCRN test bank Question & Answer (2022) (All)

Pass CCRN test bank Question & Answer (2022)

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Which of the following would be the earliest auscultatory finding in left ventricular failure (LVF)? A. Crackles B. S3 C. Murmur of mitral regurgitation D. Pericardial friction rub - B. S3 LV... F would be the most subtle because early changes are usually subtle changes. Choose "S3." A patient with a triple-lumen subclavian catheter has been receiving total parenteral nutrition, maintenance fluids, and antibiotics by the catheter. He has been slightly confused. Suddenly he grasps the catheter and pulls it out. He then complains of shortness of breath, and his pulse oximetry indicates an SpO2 of 84%. How should this patient be positioned? A. Head down, left side B. Head down, right side C. Head of bed elevated, left side D. Head of bed elevated, right side - A. Head down, left side Envision a big air bubble in the patient's heart. Think: what position would decrease the movement of the air embolism out of the right side of the heart. Chose "Head down, left side." Oxygen delivery (DO2) is the product of which of the following? A. PaO2, hemoglobin, mean arterial pressure B. SaO2, hemoglobin, cardiac output C. SvO2, cardiac index, SaO2 D. PaO2, mean arterial pressure, SvO2 - B. SaO2, hemoglobin, cardiac output Oxygen is delivered from the arterial end, so choose an option that has SaO2 [Show More]

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