Exhaustion of glycogen storage within a muscle fiber would have the biggest effect on__________ .

Question

Quizplus · Accepted Answer

Glycogen is the primary fuel source for fast glycolytic fibers, so the exhaustion of glycogen storage would have the biggest effect on these fibers. Slow oxidative fibers primarily use fats as fuel and fast oxidative fibers use a combination of glycogen and fat, so the depletion of glycogen storage would not have as significant of an impact on these fiber types.

Exhaustion of Glycogen Storage Within a Muscle Fiber Would Have