ABG Interpretation Questions With Complete Solutions
Purpose of Blood Gas correct answer: 1. To determine acid/base balance status 2. To determine oxygenation status Why do we use arterial blood sample rather than venous? correct answer: Arterial blood sample is more stable from any area of the body: 1. Good indicator of oxygenation 2. Good indicator of oxygenation of lungs. Venous blood gives us different values depending on where it is drawn in the body. - Venous blood has lower O2 content as it leaves an organ What is Central Venous Pressure Sampling used for? correct answer: CVP Sampling -get blood -get venous sample -measure pressures in that part of the heart What type of catheter is used to collect mixed venous blood? correct answer: Swan Ganz or CVP catheter How much of total amount of O2 is dissolved in plasma? correct answer: 1.5 %
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abg interpretation questions with complete solutio