Exam 14: Cardiovascular Diagnostic Procedures

Which of the following criteria are representative of the patient in normal sinus rhythm?

Which portion of the ECG is most valuable in diagnosing atrioventricular (AV)conduction disturbances?

Pulsus paradoxus may be seen on intra-arterial blood pressure monitoring when

A patient's arterial line waveform has become damped.The nurse should

A patient with a potassium level of 2.8 mEq/L is given 60 mEq over a 12-hour period,and a repeat potassium level is obtained after the bolus.The current potassium level is 2.9 mEq/L.Which of the following should now be considered?

A patient with a serum potassium level of 6.8 mEq/L may exhibit electrocardiographic changes of

A patient returns from the cardiac catheterization laboratory after angioplasty and stent placement (ECG changes had indicated an inferior wall myocardial infarction in progress).Which lead would best monitor this patient?

Which of the following is most often found in ventricular dysrhythmias?

Which serum lipid value is a significant predictor of future acute MI in persons with established coronary artery atherosclerosis?

The patient's admitting 12-lead ECG shows peaked P waves.Which of the following admitting diagnoses could be responsible for this finding?

When comparing a portable chest radiograph taken in an intensive care unit bed with one taken with the patient upright in the radiology department,one significant difference is that the

On returning from the cardiac catheterization laboratory,the patient asks if he can get up in the chair.The most appropriate response would be

Zeroing the pressure transducer on hemodynamic monitoring equipment occurs when the displays reads

Identify the rhythm.

The mean arterial pressure (MAP)is calculated by