What changes that occur in an ECG demonstrate ischemia late in the ischemic cascade? What is the cardiac test that helps in evaluating ventricular function? Why is an ECG sometimes called an EKG? Which pressure is lowest during ventricular systole? a.) right ventricul...
He is mildly short of breath and also starts sweating profusely. He takes two Tums which fail to relieve his symptoms and his wife calls 911. The ambulance comes within 10 minutes of the 911 call and they perform an in-field ECG. The automatic ECG interpretation reads "Acute anterior wall...
Is a STEMI heart attack a Widowmaker? The medical term for a widowmaker heart attack isan anterior ST-segment elevation myocardial infarction(STEMI). Each year, about 805,000 people in the United States have a heart attack, which happens when a portion of the heart does not receive enough ox...
This facial nerve can be found at a point on the face just anterior to the ear and just below the cheekbones. What is a positive Chvostek’s sign? A patient will exhibit a positive Chvostek’s sign when twitching of the facial muscles occur in response to tapping over the area of the...