Iris sphincter muscle Iris sphincter muscle The iris sphincter muscle (pupillary sphincter, pupillary constrictor, circular muscle of iris, circular fibers) is a muscle in the part of the eye called the iris. It encircles the pupil of the iris, appropriate to its function as a constrictor of the pupil. It is found in vertebrates and some cephalopods. Initially, all the myocytes are of the smooth muscle type but, later in life, most cells are of the striated muscle type. Its dimensions are about 0.75 mm wide by 0.15 mm thick. In humans, it functions to constrict the pupil in bright light (pupillary light
The Light That Floods The Light That Floods The Light That Floods is the first studio album by The Remission Flow. 7Core Music released the album on 15 October 2012. Rating the album an eight out of ten for Cross Rhythms, Josh Ripple describes, "The lyrics rarely fall back on cliché, backed up by a group of musicians who play with an impressive sensitivity to the needs of the song, rather than their own egos, completed by production as solid as a fossilised toffee. While not every song quite stands out as those already mentioned, it's obvious that this is a band with a