Cnidaria A phylum that comprises the sea anemones, jellyfish, and corals, and which is known from the late Precambrian. Cnidarians are basically radially symmetrical and have tentacles.The body contains a gastrovascular cavity and the body wall is diploblastic.Cnidarians occur as two distinct types: polyps and medusae, which in many taxa constitute alternating generations. All are aquatic and most are marine.wo body forms and two lifestyles are characteristic of the Cnidaria (see polyp and medusa). The sessile hydroid, or polyp, form is more or less cylindrical, attached to its substratum at its aboral (opposite the mouth) end, with the mouth and surrounding tentacles at the upper, oral, free end.
Foods that help your bowels move: 1. Leafy Greens: Spinach, Swiss Chard & Kale. Loaded with a rainbow of phytonutrients, just one cup of these leafy greens gives you a good amount of dietary fiber and magnesium. What's more, they're full of water when eaten fresh.
Report Abuse. 1  Weight Of An Apple. 2  Lots of things can help lose weight, a good nights sleep, exercise, not eating too much junk food, eating sensible amounts of fruit and vegetables, and yes green tea may help do it's bit by assisting your bowel movement. Get more information here: Source(s): https://tr.im/hXqrO.