Cnidarians are radially symmetrical and they have tentacles that encircle their mouth. The body wall of cnidarians consists of an outer layer or epidermis, an inner layer or gastrodermis, and a middle layer or mesoglea. Cnidarians lack organs and posses a primitive nervous system known as a neural net.Cnidarians exhibit two basic structural forms, a medusa and a polyp.The medusa form is a free-swimming structure which consists of an umbrella-shaped body (called a bell), a fringe of tentacles that hang from the edge of the bell, a mouth opening located on the underside of the bell, and a gastrovascular cavity.he body wall of cnidarians consists of an outer layer or epidermis, an inner layer or gastrodermis, and a middle layer or mesoglea. Cnidarians lack organs and posses a primitive nervous system known as a neural net.
Along with these foods, garlic is another tasty solution if you're looking for how to lose water weight quickly. Animal studies show that it is not only to a natural diuretic food, but it also aids in the fat breakdown.
Reasons to Eat Watermelon. 1  Watermelon is very hydrating. 2  Its water content helps to reduce inflammation which contributes to conditions like diabetes, asthma, arthritis and colon cancer. 3  It is considered one of the best foods for weight loss, because it is a high volume food, meaning it takes up less space for very few calories.