What Does Extrinsic And Intrinsic Muscles Mean?

What Does Extrinsic And Intrinsic Muscles Mean? What does extrinsic and intrinsic muscles mean? hand muscles What do extrinsic muscles mean? A group of muscles lying superficially on a structure, in contrast to intrinsic muscles, which are located deeply. Supplement. Which muscles are intrinsic muscles? What is the difference between extrinsic and intrinsic back muscles?