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A three-branched intestine runs across almost the entire body, and includes a single anterior and two posterior branches. The planarian intestine is a blind sac, having no exit cavity, and therefore planarians uptake food and egest waste through the same orifice, located near the middle of the ventral body surface. [5]
Dendrocoelum lacteum, the milk-white planarian, is a freshwater planarian found in lakes and running waters in Europe, being the most widespread freshwater planarian in this continent. Description [ edit ]
Two planarian species have been used successfully in the Philippines, Indonesia, Hawaii, New Guinea, and Guam to control populations of the imported giant African snail Achatina fulica, which was displacing native snails. However, these planarians are themselves a serious threat to native snails and should not be used for biological control.
The gastrovascular cavity is the primary organ of digestion and circulation in two major animal phyla: the Coelenterates or cnidarians (including jellyfish and corals) and Platyhelminthes (flatworms).
The genus Kontikia includes planarians of elongate body, with a creeping sole that occupies one to two thirds of the body width. The mesenchymal musculature includes well-developed longitudinal muscles forming a ring zone around the intestine. [2]
Staying physically active can help relieve constipation by strengthening intestinal muscles and helping move food faster through the gut. Aim to get at least 150 minutes of moderate-intensity ...
Microplana is a genus of land planarians found in Europe and Africa. [1] Description ... connecting the intestine to the female atrium. [2] Ecology
Several conditions can cause bloating, including constipation, small intestinal bacterial overgrowth (SIBO), lactose intolerance, celiac disease and even anxiety, adds Yoon. If you have celiac ...