The cause of skeletal muscle fatigue during extended submaximal exercise is primarily a(n)
A) depletion of glycogen stores.
B) depletion of creatine stores.
C) increased inorganic phosphate (Pi) concentration.
D) depletion of K+ stores.
Answer: : A
The cause of skeletal muscle fatigue during extended submaximal exercise is primarily a(n)
A) depletion of glycogen stores.
B) depletion of creatine stores.
C) increased inorganic phosphate (Pi) concentration.
D) depletion of K+ stores.
Answer: : A