Rotator Anatomy

This holds your humerus in place and keeps your upper arm stable. 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.

Muscles Of The Rotator Cuff Human Anatomy And Physiology

The four muscles are the supraspinatus muscle the infraspinatus muscle teres minor muscle and the subscapularis muscle.

Rotator anatomy. The rotator cuff tear is an example of a traumatic lesion of the rotator cuff where it comes to a rupture of one or more tendons up to the point of a complete tear of the rotator cuff muscles. The head of your upper arm bone also. Can be localized to anterior lateral aspect of the shoulder with referred pain down the upper arm lateral aspect.

Rotator cuff muscles attachments. Laterally rotates the arm. Muscles of the anterior abdominal wall 3d anatomy tutorial duration.

Originates from the infraspinous fossa of the scapula attaches to the greater tubercle of the humerus. Together with the joint capsule ligaments and shoulder labrum the rotator cuff muscles are important dynamic stabilizers and movers of the shoulder joint. Pain may or may not be present.

Each one of these muscles is part of the rotator cuff and plays an important role. It helps you make all the motions of your arm and shoulder. The rotator cuff is a group of four muscles that hold your upper arm in place in your shoulder.

Rotator cuff muscles 3d anatomy tutorial duration. The most common signs of rotator cuff injuries are. Ive just added in the muscles here and well just take a look at the muscles that make up the rotator cuff and a look at their function.

Often those ruptures have been preceded by degenerative changes in the rotator cuff. The rotator cuff muscles are a group of muscles that originate on the scapula and insert onto the head of the humerus and provide stability across this joint. This is the main muscle that lets you rotate and extend your shoulder.

Painful range of motion. This is the smallest rotator cuff. 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.

Of the seven scapulohumeral muscles four make up 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.

Rotator Cuff Muscles 3d Anatomy Tutorial