Glossary of terms
Agonist - A muscle that causes motion. The main muscle that is involved in a movement.
Antagonist - A muscle that can move the joint opposite to the movement produced by the agonist.
Fixators (dynamic stabiliser) - The fixator muscles stabilize an area of the body when another area moves. The muscle allows the antagonist muscles to move effectively during normal movement or exercise. For example the hamstring is a dynamic stabiliser during a back squat.
Stabilisers - test 1 A Muscle that contracts to stabilise a joint or movement (posture for example) but has no significant change in length.
Synergists - A muscle that assists another muscle to accomplish a movement. i.e. adductor muscles work during a squat but they are not the major muscle operating.
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