Brian, age 28, began an aerobic exercise program 2 years ago. Brian now competes in long-distance cycling events and considers himself to be an endurance athlete who is in the “best shape of his life.” An echocardiogram reveals a slightly enlarged left ventricle.

physiological hypertrophy

Explanation:

Brian's heart is facing physiological hypertrophy. It is considering the natural increase in an organ's size and that is what is happening with his heart since it revealed a slightly enlarged left ventricle.

It happened because of his aerobic exercise program two years ago and because of that program, he is going on long-distance cycling events.

Physiological hypertrophy is something that is considering the normal organization of cardiac structure.

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explanation:

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