The scapula is a thick, flat bone lying on the thoracic wall that provides an attachment for three groups of muscles: intrinsic, extrinsic, and stabilizing and rotating muscles. The intrinsic muscles of the scapula include the muscles of the rotator cuff(SITS muscle)—the subscapularis, supraspinatus, infraspinatus and teres minor. [3]

Sep 6, 2021 · The scapula, alternatively known as the shoulder blade, is a thin, flat, roughly triangular-shaped bone placed on either side of the upper back. This bone, along with the clavicle and the manubrium of the sternum, composes the pectoral (shoulder) girdle, connecting the upper limb of the appendicular skeleton to the axial skeleton .

The scapula (shoulder blade) is a bone, shaped somewhat like a triangle, that lies in the upper back. The bone is surrounded and supported by a complex system of muscles that work together to help you move your arm.

Sep 11, 2023 · The scapula is an important bone as each scapula provides a point of attachment for a number of muscles that make up the arm and shoulder. It also articulates with the humerus and clavicle, forming the glenohumeral (shoulder) joint and acromioclavicular joint respectively.

Jun 18, 2024 · Located above the back, the scapula assists with shoulder motion and joins the clavicle to the upper arm. Learn more about the scapula's anatomy, function, and conditions that affect it.

What does the scapula do? The scapula has several important functions: Connecting your humerus to your clavicle: It joins your arm to your trunk (the center of your body). Forming part of your shoulder joint: It makes up the back part of the socket that your humerus fits into to make your shoulder (the posterior shoulder girdle).

Sep 20, 2024 · What Is the Scapula? The scapula is a triangle-shaped bone positioned at the back of your shoulders. Many different muscles are anchored to this shoulder blade bone.

Jan 21, 2025 · The scapula, commonly known as the shoulder blade, is a flat, triangular-shaped bone that provides a vital part of the shoulder girdle. It serves as an attachment site for several muscles that facilitate the shoulder's complex movements.

Oct 1, 2024 · The scapula is also known as the shoulder blade. It articulates with the humerus at the glenohumeral joint, and with the clavicle at the acromioclavicular joint. In doing so, the scapula connects the upper limb to the trunk.

Feb 27, 2025 · scapula, either of two large bones of the shoulder girdle in vertebrates. In humans they are triangular and lie on the upper back between the levels of the second and eighth ribs.