<Dd> Four muscles attach to the medial border . Serratus anterior has a long attachment on the anterior lip . Three muscles insert along the posterior lip , the levator scapulae ( uppermost ) , rhomboid minor ( middle ) , and to the rhomboid major ( lower middle ) . </Dd>
which part of the scapula serves as an attachment site for both the rhomboids and serratus anterior
medial border