What abnormality is revealed inside the circle

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Reference no: EM133842594

Question

1. What abnormality is revealed inside the circle ? Captionless Image

a. P wave inversion b. ST depression c. QRS widening d. ST elevation

2. The potassium level is 2.6 mEq/L. Which of the following would the nurse expect to note on the ECG as a result of this laboratory value?

a. ST depression b. Inverted T wave c. Prominent U wave d. Tall peaked T waves

3. A patient in sinus tachycardia is given a sympatholytic drug, This is an attempt to convert to sinus rhythm. What is most like the principle involved ?

a. causes bronchodilation b. decreases heart rate c. increases heart rate d. causes bronchoconstriction

4. A patient complains of unrelenting, crushing chest pain, nausea, dyspnea and is cold and clammy. The nurse suspects the patient is having an AMI and expects to see which of the following changes on the ECG?

a. T-wave depression b. T-wave inversion c. ST-segment elevation d. P-wave inversion

5. The most common cause of sudden cardiac arrest

a. Atrial fibrillation b. ventricular tachycardia d. ventricular c. atrial flutter d. ventricular fibrillation

6. The definitive form of treatment for Ventricular fibrillation.

a. Defibrillation b. atropine c. magnesium sulphate d. beta blocker

Reference no: EM133842594

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