What Is The Action Of The Serratus Anterior Muscle

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Serrare to saw referring to the shape anterior on the front side of the body. Another function of the serratus anterior is the active stabilization of the scapula within the shoulder. The scapula is able to move laterally due to the. The serratus anterior is a powerful protraction muscle of the pectoral girdle that is used when punching or reaching anteriorly hence it is called boxer s muscle.

The function of the serratus anterior muscle is to allow the forward rotation of the arm and to pull the scapula forward and around the rib cage. The serratus anterior is a muscle that attaches your shoulder blade known as your scapula to your rib cage. The serratus anterior is a muscle that is located on each side of the chest. It is made up of several smaller muscles giving it a serrated.

Finally in a fixed scapula the muscle lifts the ribs and acts as an accessory inspiratory muscle. What is the action of the serratus anterior. The serratus anterior is a muscle that originates on the surface of the 1st to 8th ribs at the side of the chest and inserts along the entire anterior length of the medial border of the scapula. The serratus anterior muscle is found on the sides and back of the torso on both sides.

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The muscle helps to move your scapula in various directions and is essential for proper shoulder function. The serratus anterior acts to pull the scapula forward around the thorax. Weakness of the serrratus anterior muscle leads to the unopposed action of the glenohumeral abductors which result in scapula downwards rotation inwards rotation and anterior tilt during shoulder abduction and flexion. The muscle is named from latin.

Dysfunction of the serratus anterior muscle is from the causes of scapular winging. Serratus anterior abducts the scapula while rhomboids adducts the scapula how does the serratus anterior function as an antagonist to the rhomboideus muscles.