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Ergometer correct answers an apparatus that measures work or energy expended during a period of physical exercise. Treadmill correct answers - Speeds ranging from 1 - 8 mph - Incline ranging from 0%-20% Indicatations of cardiovascular disease correct answers -Changes in the J-point & ST segment -Mets < 6.5 -Duration < 6 minutes -Low peak HR -Maintaining a low systolic BP -Severe ST depression -Prolonged ST depression Cardiolite correct answers -AKA radioactive technetium -assesses the volume of blood pumped with each heartbeat -labels the red blood cells -ability to count the number of red blood cells that pass through each chamber over several heartbeats -side effects: swelling of face & tongue, hives, itching, headache, CP, and nausea Bicycle Erogmeter correct answers -used for pts with orthopedic, vascular, or neurological limitations -need the ability to be adjusted manually or electronically most; least correct answers -Upsloping ST that does not return to baseline in 80 milliseconds beyond the J-point: ________ severe -Downsloping ST: _________ severe & 99% dependable for predicting CAD Dobutamine Stress Test correct answers -adrenergic agonist -stimulates the beta-1 receptors in the cardiovascular system -increases BP & HR which increases the workload -may lead to arrhythmias, SOB, headache, low BP, CP, or tremors -Beta-blockers can reverse the side effects normal test findings correct answers -J point that is slightly depressed, sloping up into an ST segment that returns to baseline within 80 milliseconds (.08) from the J-point Indicates myocardial ischemia correct answers -upsloping ST which doesn't return to baseline within 80 milliseconds (.08) -J point depression followed by a horizontal ST segment below baseline -downward sloping ST segment -J point & ST elevation