Find Portageville New York sheriff's office, department, headquarters, jail and detention center. Sheriffs provide information on records, arrests, inmates, warrants, and mugshots. Portageville Sheriff. Find Portageville New York sheriff's office, department, headquarters, jail and detention center. Sheriffs provide information on records, arrests, inmates, warrants, and mugshots.
Backward movement toward the midline of the body; moving the scapula back toward the spine during retraction of the shoulder girdle. Typically accompanies Shoulder External Rotation, Transverse Abduction, and Tranverse Extension. 1  Trapezius (middle fibers). 2  Trapezius (lower fibers).
Making the world better, one answer at a time. Function of the Scapula The scapula is the mobile bone to which most of the shoulder muscles are attached. It is attached to the back by other muscles. It serves as a broad plate for the strong anchoring of muscles of the upper extremity.