For a client taking a 3-blocker who has lowered resting blood pressure and heart rate, which of the following statements is TRUE?
A. Asubmaximal test will provide the best estimate of the client's fitness.
B. Asubmaximal test may underestimate the client's fitness.
C. Asubmaximal test may overestimate the client's fitness.
D. The client should be tested only when not taking the medication.
What action should you take for a 55-year-old client who has three risk factors for heart disease and complains of fatigue on exertion?
A. Conduct asubmaximal stress test without the presence of a physician.
B. Conduct a maximal diagnostic stress test in the presence of a physician.
C. Use a questionnaire to evaluate activity, and do not conduct a test.
D. Start the client exercising slowly, and test after 6 weeks.
Given the sensitivity of the exercise ECG, stress testing conducted on 100 cardiac rehabilitation clients with documented CAD would be expected to produce what results?
A. All 100 clients show ECG indicators of CAD.
B. Approximately 50 clients show ECG indicators of CAD.
C. Approximately 30 clients would show ECG indicators of CAD.
D. Approximately 70 clients would show ECG indicators of CAD.
What is the best test of cardiovascular function for a client who is obese, has claudication in the legs, and has limited mobility because of neurologic damage from uncontrolled diabetes?
A. Dipyridamole or dobutamine testing and assessment of cardiovascular variables.
B. Discontinuous treadmill exercise test.
C. Resting echocardiography.
D. Continuoussubmaximal cycle ergometer test.
Although 12-lead testing is the optimal ECG configuration, if only one lead can be used, which one should it be?
A. Lead II.
B. Lead AVL
C. Lead V5
D. Lead V1
Which of the following is an indication for terminating an exercise test?
A. The client requests test termination.
B. The respiratory exchange rate exceeds 0.95.
C. The maximal heart rate exceeds 200bpm.
D. The RPE exceeds 17 on the standard scale.
A "cold spot" detected in the inferior portion of the left ventricle during a stress test that resolves 3 hours later most likely indicates
A. An old inferior MI.
B. A MI that is healing.
C. Reversible myocardial ischemia.
D. The need for multiple bypass surgery.
What is the best test to help determine ejection fraction at rest and during exercise?
A. Angiography.
B. Thallium stress test.
C. Single-proton emission computer tomography.
D. MUGA (blood pool imagery) study.
The most accurate screening method for signs and symptoms of CAD is a
A. Maximal exercise test with a 12-lead ECG.
B. Submaximal exercise test with a 12-lead ECG.
C. Discontinuous protocol, stopping at 85% of maximal heart rate.
D. Continuous protocol, stopping at 85% of maximal heart rate.
A client with a functional capacity of 7 MET, an ejection fraction of 37%, and an ST - segment depression of 1 mm below baseline on exertion
A. Should not exercise until his or her ejection fraction is >50%.
B. Is considered to be at low risk.
C. Is considered to be at moderate risk.
D. Is considered to be at high risk.
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