The carbohydrate fuel source that becomes most important after 3-4 hours of moderate-intensity (~70% VO₂ max)exercise is A)muscle glycogen. B)blood glucose. C)muscle triglycerides. D)plasma FFA.

Question

Quizplus · Accepted Answer

After 3-4 hours of moderate-intensity exercise, muscle glycogen stores become depleted, and blood glucose becomes the primary carbohydrate fuel source to maintain energy supply.

The Carbohydrate Fuel Source That Becomes Most Important After 3-4