The singular seraph is a back-formation from the plural seraphim, whereas in Hebrew the singular is saraph. Tradition places seraphim in the highest rank in the Christian angelic hierarchy and in the fifth rank of ten in the Jewish angelic hierarchy. A seminal passage in the Book of Isaiah (Isaiah 6:1-8) used the term to describe six-winged beings that fly around the Throne of God crying holy, holy, holy.
Slough is defined as yellow devitalized tissue, that can be stringy or thick and adherent on the tissue bed. This wound bed has both yellow stringy slough as well as thick adherent slough. Slough on a wound bed should be surgically debrided to allow for ingrowth of healthy granulation tissue.
soft tissue sarcoma a general term for a malignant tumor derived from extraskeletal connective tissue, including fibrous, fat, smooth muscle, nerve, vascular, histiocytic, and synovial tissue, with almost all lesions arising from primitive mesoderm. spindle cell sarcoma. 1. any sarcoma composed of spindle-shaped cells.