The benthic zone is the ecological region at the lowest level of a body of water such as an ocean or a lake, including the sediment surface and some sub-surface layers.Organisms living in this zone are called benthos, e.g. the benthic invertebrate community, including crustaceans and polychaetes.he benthic region of the ocean begins at the shore line (intertidal or eulittoral zone) and extends downward along the surface of the continental shelf out to sea. The continental shelf is a gently sloping benthic region that extends away from the land mass.
1 The goal of therapy for constipation is one bowel movement every two to three days without straining.  Treatment of constipation may include dietary fiber, non-stimulant laxatives, stimulant laxatives, enemas, suppositories, biofeedback training, prescription medications, and surgery.
January 19, 2017. The U.S. Food and Drug Administration today approved Trulance (plecanatide) for the treatment of Chronic Idiopathic Constipation (CIC) in adult patients.