BONY SHOULDER ANATOMY 2023

Front

WHAT IS THE SUPERIOR BORDER OF THE SCAPULA?

Back

The superior border is the upper edge of the scapula, which is important for muscle attachment and shoulder stability.

Front

WHAT IS THE CLAVICLE?

Back

The clavicle, or collarbone, is a long bone that connects the arm to the body, playing a crucial role in shoulder function.

Front

WHAT IS THE SUPERIOR ACROMIOCLAVICULAR LIGAMENT?

Back

The superior acromioclavicular ligament is a ligament that stabilizes the acromioclavicular joint, connecting the acromion of the scapula to the clavicle.

Front

WHAT IS THE SUPRASPINATUS FOSSA?

Back

The supraspinatus fossa is a concave surface on the scapula above the spine, serving as the origin for the supraspinatus muscle.

Front

WHAT CONTRIBUTES TO SHOULDER DISLOCATIONS/SUBLUXATIONS?

Back

Shallowness of the glenoid fossa, laxity of the ligamentous structures, and lack of muscular strength and endurance contribute to shoulder dislocations and subluxations.

Front

WHAT IS THE GLENOID FOSSA?

Back

The glenoid fossa is a shallow socket in the scapula that articulates with the head of the humerus, forming the shoulder joint.

Front

WHAT IS THE ROLE OF THE CORACOCLAVICULAR LIGAMENTS?

Back

The coracoclavicular ligaments stabilize the acromioclavicular joint by connecting the coracoid process of the scapula to the clavicle.

Front

WHAT IS THE ANTERIOR STERNOCLAVICULAR LIGAMENT?

Back

The anterior sternoclavicular ligament connects the sternum to the clavicle, providing stability to the sternoclavicular joint.

Front

WHAT IS THE STERNOCLAVICULAR JOINT?

Back

The sternoclavicular joint is the joint between the sternum and the clavicle, allowing for movement of the shoulder.

Front

WHAT IS THE FUNCTION OF THE ROTATOR CUFF?

Back

The rotator cuff is a group of muscles and tendons that stabilize the shoulder and allow for a wide range of arm movements.