Which of the following muscle fibre is brown in color?
Muscles are frequently classified into two types, “slow” and “fast.” These muscles can contain a mixture of three fiber types: type I (or SO for slow-oxidative); type IIA (FOG for fast-oxidative-glycolytic); or type IIB (FG for fast glycolytic).
Muscle Fiber Types
Type I
Type II A
Type II B
Type III