First, a definition. Steaks are basically any piece of meat that falls under the category of fast-cooking cutsâcuts that are low enough in connective tissue that they don't require the long cooking times that slow-cooking cuts require. The difference between a steak and roast essentially comes down to size.
Medical Definition of ORBICULARIS ORIS. : a muscle made up of several layers of fibers passing in different directions that encircles the mouth and controls most movements of the lips (as compressing, closing, or pursing movements).edical Definition of ORBICULARIS ORIS. : a muscle made up of several layers of fibers passing in different directions that encircles the mouth and controls most movements of the lips (as compressing, closing, or pursing movements).
the mandibular lamina (the depressor labii inferioris, the mentalis, the risorius, the depressor anguli oris, the inferior part of the orbicularis oris, and perhaps the buccinator and the levator anguli otis) Between 24 and 26 mm, the zygomaticus major, the depressor anguli oris, and the buccinator appear.