Shoulder Rotator Cuff Anatomy

The rotator cuff of the shoulder is made up of four muscles whose tendons come together to form a covering around the head of the humerus upper arm bone and top of the shoulder. They keep the head of the humerus into the small glenoid fossa of the scapula in order to enlarge the range of motion in the glenohumeral joint and avoid mechanical obstruction.

Rotator Cuff Injury And Repair Cooper University Health Care

Anatomy of rotator cuff the subscapularis arises from the anterior aspect of the scapula and attaches over much of the lesser tuberosity.

Shoulder rotator cuff anatomy. The rotator cuff is a group of four muscles that hold your upper arm in place in your shoulder. The rotator cuff are a group of muscles which are important in supporting the glenohumeral joint. The head of your upper arm bone also.

As a group the rotator cuff muscles are responsible for stabilizing the shoulder joint. In anatomy the rotator cuff is a group of muscles and their tendons that act to stabilize the shoulder and allow for its extensive range of motion. The rotator cuff is the complex of four muscles that arise from the scapula and whose tendons blend in with the subjacent capsule as they attach to the tuberosities of the humerus.

Your rotator cuff is made up of muscles and tendons that keep the ball head of your upper arm bone humerus in your shoulder socket. Of the seven scapulohumeral muscles four make up the rotator cuff. The rotator cuff refers to a group of four tendons and muscles that form a cuff to stabilize the shoulder joint and keep the arm in the shoulder socket while allowing it to move in different directions.

It helps you make all the motions of your arm and shoulder. They are important in shoulder movements and maintaining stability of this joint. It also helps you raise and rotate your arm.

The rotator cuff. The shoulder joint is stable because of the rotator cuff but it is also relatively weak. Rotator cuff in the human body the rotator cuff is a functional anatomical unit located in the upper extremity.

Together with the joint capsule ligaments and shoulder labrum the rotator cuff muscles are important dynamic stabilizers and movers of the shoulder joint. Its function is related to the glenohumeral joint where the muscles of the cuff function both as the executors of the movements of the joint and the stabilization of the joint as well. This is a tutorial on the rotator cuff.

The shoulder can easily slip out of alignment by a few millimeters become weak due to regular wear and tear or become completely dislocated during a fall. Rotator cuff and shoulder anatomy the shoulder has an incredible range of motion but this means that it is also very prone to injury.

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