1. 1  a suffix, equivalent in meaning to -ic, occurring in adjectives of Greek origin (analytic), used especially in the formation of adjectives from nouns with stems in -sis: hematotic; neurotic. Origin of -tic. Greek.
The supraspinatus muscle is one of the musculotendinous support structures called the rotator cuff that surround and enclose the shoulder. It helps to resist the inferior gravitational forces placed across the shoulder joint due to the downward pull from the weight of the upper limb.
The supraspinatus tendon attaches the supraspinatus muscle, which arise from the shoulder blade, to the head of the arm bone at the shoulder joint.unction of Supraspinatus Muscle. The supraspinatus muscle is part of the rotator cuff â a group of muscles that move the shoulder joint. It arises from the upper part of the spine of the scapula (upper in Latin = supra; from here the name supraspinatus).