In summary, sponges (or sponges) do not have a true circulatory system like most animals. There are no hearts, veins, arteries, and no blood on the sponge. However, they achieve gas exchange and nutrient consumption through the movement of water.
Is the sponge a water vascular system?
Sponges are rare animals in that they lack clear organs to perform various functions. The most important structure is a canal and chamber system called the water flow system, where water circulates and carries food and oxygen to the sponge.
What kind of system does the sponge have?
Since the sponge has no organ system, it has no respiratory or circulatory system. They acquire oxygen by diffusing from the water flowing through their bodies, and waste is expelled by diffusing into the same puddle. 2015
Which animals have an open cardiovascular system?
In contrast to the closed system, arthropods, including insects, crustaceans, and most mollusks, have an "open" circulatory system.
Does the sponge have a special circulatory system?
The sponge does not have a complex digestive system, respiratory system, circulatory system, reproductive system, or nervous system.
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