Shoulder Anatomy Bones

The anatomy of the shoulder. The acromioclavicular ac joint where the clavicle meets the acromion of the scapula.

Anatomy Of The Shoulder North Arkansas Shoulder Care

The muscles of the rotator cuff keep the humerus tightly in the socket.

Shoulder anatomy bones. The sternoclavicular sc joint where the clavicle meets the chest bone sternum. Nerves and blood vessels supply the muscles and bones of the shoulder. The glenohumeral joint is a ball and socket joint formed between the articulation of the rounded head of the humerus the upper arm bone and the cup like depression of the scapula called the glenoid fossa.

The clavicle connects the arm to the chest. Muscles in turn move bones by pulling on the tendons. At the shoulder three major bones meet and create a 90 degree angle.

Continue scrolling to read more below. The shoulder joint is formed where the humerus upper arm bone fits into the scapula shoulder blade like a ball and socket. Also known as the collarbone the clavicle extends across the front.

It is rimmed with soft tissue called the labrum that makes a deeper socket that molds to fit the humeral head. The socket or the glenoid is shallow and flat. Deltoid the largest and strongest muscle of the shoulder.

There are four joints making up the shoulder joint. The shoulder is one of the largest and most complex joints in the body. More commonly known as the shoulder blade the scapula is a flat triangular bone located in.

Tendons attach muscle to bone. Nerves carry signals from the brain to the muscles to move the shoulder and carries signals from the muscles back to the brain about pain pressure and temperature. The largest bone of the arm the.

Other key structures of the shoulder include. Labrum a fibrous ring of cartilage that surrounds the glenoid or shoulder socket. The shoulder joint itself known as the glenohumeral joint.

The scapula is part of the shoulder girdle which also includes muscle and ligament that allow your shoulder to move. Rotator cuff a network of muscles and tendons that cover the top of the humerus or upper arm bone. This bone is also referred to as the collar bone.

The Anatomy Of The Shoulder