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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 200 bpm.

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.