Final answer:
Three signs of cardiac distress to monitor during a cardiac rehab program are increased heart rate, chest pain, and shortness of breath. These symptoms indicate potential stress on the heart.
Step-by-step explanation:
When working with Mrs. Smith in a cardiac rehab program after her Coronary Artery Bypass Graft (CABG) surgery, it is essential to monitor for signs of cardiac distress. The correct signs of cardiac distress to monitor for during her exercise program are b) Increased heart rate, chest pain, and shortness of breath.
These symptoms can indicate that the heart is under stress, and may not be receiving enough oxygen during physical exertion. It is important to monitor these symptoms closely, as they can help prevent complications and guide the appropriate level of activity for Mrs. Smith.