Shoulder Anatomy

Front

What is the Acromioclavicular joint?

Back

The Acromioclavicular joint is the joint at the top of the shoulder where the acromion of the scapula meets the clavicle.

Front

What is the function of the Sternocleidomastoid muscle?

Back

The Sternocleidomastoid muscle is responsible for rotating and flexing the neck.

Front

What structure does the Intertubercular Groove hold?

Back

The Intertubercular Groove holds the biceps tendon.

Front

What is the Scapula?

Back

The Scapula, also known as the shoulder blade, is a flat bone that connects the humerus (upper arm bone) with the clavicle.

Front

What is the role of the Supraspinatus muscle?

Back

The Supraspinatus muscle is one of the rotator cuff muscles and is responsible for initiating the abduction of the arm.

Front

What is the Clavicle?

Back

The Clavicle, or collarbone, is a long bone that serves as a strut between the shoulder blade and the sternum.

Front

What is the function of the Trapezius muscle?

Back

The Trapezius muscle helps in moving, rotating, and stabilizing the shoulder blade and extending the neck.

Front

What is the Humerus?

Back

The Humerus is the long bone in the upper arm that runs from the shoulder to the elbow.

Front

What is the role of the Infraspinatus muscle?

Back

The Infraspinatus muscle is a rotator cuff muscle that helps in the external rotation of the shoulder.

Front

What is the Teres Major muscle?

Back

The Teres Major muscle is responsible for the internal rotation and adduction of the arm.