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Related to synergistic muscles: fixator muscle
muscles having a similar and mutually helpful function or action.
groups of muscles that contract together to accomplish the same body movement.
syn·er·gis·tic mus·cles(sin'ĕr-jist'ik mŭs'ĕlz)
Muscles having a similar and mutually helpful function or action.
Muscles aiding one another in function.
See also: muscle