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CCT exam prep Questions and Answers
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CCT exam prep Questions and Answers
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CCT exam prep Questions and Answersmost; least Correct Ans--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 Ans--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 Ans--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 Ans--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
Indications for a pharmacological stress test Correct Ans--inability to exercise due to
orthopedic, neurological, circulator or respiratory conditions
, CCT exam prep Questions and Answers
-general debilitation
-presence of calcium channel blockers
Data for stress results Correct Ans--ECG results
-HR & BP response
-presence or absence of CV symptoms
-aerobic exercise capacity
-presence of symptoms
-percent of pt's max HR
MET - Metabolic Equivalent Correct Ans--a measure of exercise intensity based on oxygen
consumption
-1 is = the amount of o2 a person consumes per unit of body weight during 1 min of rest
Non-coronary causes of ST depression Correct Ans--severe HTN
-severe aortic stenosis
-cardiomyopathy
-anemia
-hypokalemia
-severe hypoxia
-digitalis
-sudden excessive exercise
, CCT exam prep Questions and Answers
-left ventricular hypertrophy
-mitral valve prolapse
-pre-excitation syndrome: WPW
-aortic or mitral regurg (volume overload)
-supraventricular tachyarrhythmias
V5 Correct Ans-Lead that detects myocardial ischemia
Ergometer Correct Ans-an apparatus that measures work or energy expended during a
period of physical exercise.
Treadmill Correct Ans-- Speeds ranging from 1 - 8 mph
- Incline ranging from 0%-20%
Indicatations of cardiovascular disease Correct Ans--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
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