WebWe describe the main muscle that does an action as the agonist. It is sometimes also called the “prime mover”. Many actions in the body do have one muscle that is responsible for … Webprime mover for shoulder flexion and adduction. sternocleidomastoid. prime mover of flexion & lateral rotation of the head. erector spinae. prime mover of neck and trunk …

9.6C: How Skeletal Muscles Produce Movements

WebThe agonist, or the prime mover muscle, is the target muscle and usually the reason for selecting a particular exercise. For the pushup, the agonist is the pectoralis major, or pecs. Your pecs are essentially your chest muscles. … WebPrime mover: produces desired action Antagonist: produces opposite action Synergist: assists prime mover reduces unnecessary movement Fixators: stabilize origin of a primer … how to write vote of thanks speech

Define the terms prime mover (or agonist), antagonist, synergist, …

WebNov 17, 2024 · Prime mover: a muscle that has the major responsibility for producing a specific movement. Antagonist: muscles that oppose, or reverse, a particular movement. … WebSome fixators also assist the agonist and act as a synergist. The trapezius muscle can act as a fixator when the biceps is flexing the elbow joint. The abdominals can act as fixators … WebDec 29, 2024 · In fact, it is the prime mover of forearm supination. Since it crosses the gleno-humeral joint, it also serves to assist shoulder elevation. How is a prime mover … how to write volts dc