ACSM Personal Trainer Certification Practice Exam

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Study for the ACSM Personal Trainer Certification Exam. Prepare with effective study materials, including multiple-choice questions and valuable hints. Equip yourself with the knowledge needed to pass your certification!

Practice this question and more.

Which statement is true regarding the oxidation system?

It is limited by carbohydrates available.
It requires oxygen and is crucial for endurance.
It primarily uses glucose for energy.
It dominates in workouts lasting less than 30 seconds.

The correct answer is: It requires oxygen and is crucial for endurance.

The oxidation system, also known as aerobic metabolism, is characterized by its dependence on oxygen to produce energy. This system is crucial for sustaining prolonged physical activities, especially endurance exercises such as long-distance running, cycling, or swimming. During these activities, the body breaks down carbohydrates and fats in the presence of oxygen to generate ATP, the energy currency of the cell, supporting continuous movement for extended periods. This metabolic pathway allows the body to utilize various substrates, including fats and carbohydrates, making it an efficient system for energy production over longer durations. Therefore, the statement indicating its importance for endurance activities aligns perfectly with the characteristics of the oxidation system. The other statements regarding the oxidation system highlight various aspects of its function but do not encapsulate the fundamental nature of its role in endurance sports as accurately.