When the muscle has used up its stored ATP and glucose but continues to have a plentiful supply of oxygen, which process will it turn to next to produce more energy for muscle contraction?
A) protein catabolism
B) fatty acid oxidation
C) fermentation of glucose to lactate
D) ketosis

Question

Quizplus · Accepted Answer

When oxygen supply is ample, the muscle will turn to fatty acid oxidation to produce more ATP for energy. This process is more efficient than glycolysis and can generate a greater amount of ATP per molecule of glucose or fatty acid.

When the Muscle Has Used Up Its Stored ATP and Glucose