Oxidative capacity is high in which type of skeletal muscle fiber: (A) Type I fiber, (B) Type IIA fiber, (C) Type IIB fiber, (D) All of the above
Answer is A. Oxidative capacity is high in type I fiber (slow-oxidative), moderate in type IIA (fast-oxidative-glycolytic), low in Type IIB fiber (fast-glycolytic).Reference: Ganong's review of Medical Physiology,25th ed, p 108