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Assessment of Cardiac Output
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Clinical Assessment Study Set 1

Medicine

Quiz 15 :
Assessment of Cardiac Output

Quiz 15 :
Assessment of Cardiac Output

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Arterial cannulation is indicated for which of the following? 1) Determining cardiac output 2) Severe hypotension 3) Unstable respiratory failure 4) Avoiding arterial injury from multiple arterial punctures
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Multiple Choice
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Answer:

D

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Which of the following techniques is used most commonly to insert an arterial pressure monitoring catheter?
Free
Multiple Choice
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Answer:

C

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The most common site for arterial catheterization is the _____ artery.
Free
Multiple Choice
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Answer:

A

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What does the dicrotic notch represent on an arterial pressure waveform?
Multiple Choice
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When vasodilators such as sodium nitroprusside are administered, it is important to monitor the fall in blood pressure because low blood pressure can:
Multiple Choice
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The pulse pressure is important hemodynamically because it is an indication of:
Multiple Choice
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Circulation to the vital organs (kidneys, coronary arteries) may be compromised if the MAP falls to below _____ mm Hg.
Multiple Choice
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What will the MAP be if the systolic blood pressure is 140 mm Hg and the diastolic blood pressure is 80 mm Hg?
Multiple Choice
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Complications of direct arterial monitoring include which the following? 1) Infection 2) Ischemia 3) Hemorrhage 4) Hypotension
Multiple Choice
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The CVP represents which of the following? 1) The left ventricular preload 2) The pressure of blood in the right atrium 3) The right ventricular end-diastolic pressure 4) The right ventricular preload
Multiple Choice
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Monitoring of the CVP is indicated when there is a need to assess which of the following? 1) The circulating blood volume 2) The degree of venous return 3) The left ventricular function 4) Medication efficacy
Multiple Choice
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The CVP catheter insertion site that provides both stability after placement and accurate hemodynamic information is the _____ vein.
Multiple Choice
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Which of the following is an advantage of using the internal jugular vein as the insertion site for the central venous catheter? 1) The risk of pneumothorax from pleural puncture is low. 2) Visibility is good if hematomas form around the neck. 3) Tubing is more stable and is less likely to kink in a patient who is awake. 4) It is nearly a straight line from the right internal jugular vein to the right atrium.
Multiple Choice
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Both the CVP and the pulmonary artery wedge pressure waveforms have three waves for each cycle, namely:
Multiple Choice
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The "a" wave would be absent in which of the following dysrhythmias?
Multiple Choice
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An exaggerated "v" wave would be found in which of the following conditions?
Multiple Choice
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An increase in CVP during inspiration most likely is caused by:
Multiple Choice
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During systole, the CVP "v" waveform is exaggerated and the CVP increases. This most likely is due to:
Multiple Choice
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What change is seen on the CVP waveform when the patient takes a spontaneous deep breath?
Multiple Choice
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When the water manometer is used to measure the CVP, the reading usually is taken at:
Multiple Choice
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