Cnidarians (Cnidaria) are a group of aquatic animals that includes jellyfish, corals, sea anemones, and hydras. The basic form of the cnidarian body is quite simple and consists of a gastrovascular cavity with a single opening through which food is ingested and waste is released.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.
Fruits high in vitamins are the most stress relieving foods that relax your nerves; the reason why they are the best fruits for relaxation is because they assist in converting tryptophan into serotonin, which are the main hormones that aid mind relaxation.
Dairy Products. Such dairy products as milk, cottage cheese, or yogurt is a good food choice for sound sleep. Dairy contains tryptophan that is the key point in the production of serotonin in humanâs brain. Serotonin in its turn provides us with the feelings of sleepiness and relaxation.he causes of sleeping problems can be very diverse, as well as the remedies to treat them, including even some certain foods. Share |. Pin It. A good sound sleep is one of the health guarantees. The lack of sleep can cause various disorders.