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.
5 Rules for Regularity. 1  Listen to your body. When you feel a bowel movement coming on, go to the bathroom as soon as you can. 2  Get your fill of fiber. Increase the amount of dietary fiber in your meals by adding whole-grain breads and cereals, raw vegetables, and fruit. 3  Stay hydrated. Don't let yourself get thirsty.  Don't skip meals.
Alcohol also sometimes interferes with medications being taken for Crohnâs Disease or Colitis. 10 Foods to Eat if You Have IBD The goal with a diet for IBD is to reduce inflammation and re-establish healthy bacteria in your digestive tract. Here are some of the foods that can help. 1. Potatoes, rice and pasta â Smooth bland foods like these tend to be easier on our digestive systems. 2. Oatmeal â Oatmeal has soluble fiber which absorbs water and passes more slowly through your digestive tract.