Question 1
A nurse is preparing to administer the first 5 mg dose of metoprolol (Toprol) to a patient who is 12 hours post MI. For which assessment finding should the nurse withhold administration of the medication?
◦ Blood pressure of 110/65 mm Hg
◦ PR interval 0.12 second
◦ Serum potassium 3.9 mEq/L
◦ Sinus bradycardia 52 beats per minute
Question 2
Following angioplasty, a patient develops hematuria, hypotension, tachycardia, a drop in hemoglobin and hematocrit, and a decrease in oxygen saturation. What is most likely the cause for these symptoms?
◦ Over-anticoagulation
◦ Myocardial ischemia
◦ Peripheral emboli distal to the insertion site
◦ Reaction to vasovagal stimulation