canals. In cnidarians, the gastrovascular system is also known as the coelenteron, and is commonly known as a "blind gut" or "blind sac", since food enters...

organism has a mouth, and the opposite end has no opening from the gut (coelenteron). For this reason, the end of the organism with the mouth is referred...

which descends for some distance into the body before opening into the coelenteron, otherwise known as the gastrovascular cavity, that occupies the interior...

3. Retracting muscles 4. Gonads 5. acontial filaments 6. Pedal disk 7. Ostium 8. Coelenteron 9. Sphincter muscle 10. Mesentery 11. Column 12. Pharynx...

threadlike tissues, composed largely of stinging cells located in the coelenteron of certain sea anemones. They are thrown out of the mouth or special...

of the animal is also subdivided into minute pores that are linked to coelenteron. Jellyfish species fished on a commercial basis for human consumption...

surrounded by a spacious cavity called the gastrovascular cavity, or coelenteron. Digestion is both intracellular and extracellular. Respiration and excretion...

Longitudinal division begins when a polyp broadens and then divides its coelenteron (body), effectively splitting along its length. The mouth divides and...

expected to intensify.: 416  The fluid in the internal compartments (the coelenteron) where corals grow their exoskeleton is also extremely important for...

and the perisarc. The coenosarc is the internal tube, containing the coelenteron, and the perisarc is the external layer secreted by the ectoderm. The...

pharyngeal wall. Another predominant trait resides in the presence of the coelenteron around the centralized body cavity, which is divided by distinct septa...

As in all cnidarians, there is a single gastrovascular cavity (the coelenteron) and the mouth acts as both mouth and anus; it is surrounded by a layer...

expected to intensify.: 416  The fluid in the internal compartments (the coelenteron) where corals grow their exoskeleton is also extremely important for...

spawning, the gametes of are released from the gonads into the polyp coelenteron and has been seen aggregating beneath the oral disk of the polyp. Cleavage...

differentiate. Once the germ cells have matured they are released through the coelenteron into the sea, as a result reproduction is external. In this process many...

release mature gametes into the water column through the mouth from the coelenteron — the central body cavity of cnidarians. After fertilization has occurred...

takes place in the coelenteron (gastric cavity) of the female. The eggs have yolks, and the embryos are brooded in the coelenteron until they are liberated...

longer than the others. The polyps have a mouth which opens into the coelenteron. This interconnects with other polyps through a complex system of channels...

to 47 m (20 to 150 ft). In G. mariae, the gametes are shed into the coelenteron or body cavity of each polyp and pass through the mouth into the open...