What is the formula for double product? (rate pressure product) Correct Ans-heart rate x
SBP / 100
What is 1 MET Correct Ans-3.5mL/kg/min
Commonly used to express the functional aerobic impairment.
Calculates energy expenditure at given workloads
Formula for max heart rate Correct Ans-220-age in years
Chronotropic incompetence Correct Ans-inability to appropriately increase HR during
exercise
inotropic incompetence Correct Ans-the inability of the blood pressure to properly
increase with exercise
Thallium Stress Test Correct Ans-Radionuclide imaging that assesses normal and abnormal
cardiac function. Follows the pathway of potassium ion to the myocardium and is
administered at peak heart rate
MUGA Stress Test Correct Ans-Radionucleide angiography
, CCT REVIEW: STRESS TESTING- QUESTIONS AND
ANSWERS
Criteria for Terminating a Stress Test Correct Ans-1. Drop in BP or systolic pressures over
250mmHg or diastolic pressure over 100mmHg
2. When injected IV, will cause increase in myocardial BF similar to that seen in exercise stress
test
3. May be used in patients unable to exercise sufficiently and reach adequate HR
4. May be used on patients on Blockers which will attenuate (reduce) the HR response in
exercise
Contraindications to Stress Testing Correct Ans-1. PaO2 less than 45 mmHg on room air
2. PaCO2 greater than 70mmHg
3. FEV1 less than 30% predicted
4. Recent MI
5. Unstable Angina
6. Second or third degree heart block
7. Rapid ventricular/atrial arrhythmias
8. Orthopedic problems that impair activity
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller TheeGrades. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.99. You're not tied to anything after your purchase.