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The consistency of madreporite is calcerous. Madreporite has openings like a sponge to filter out water from its system.

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11y ago

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Where does water enter a starfish?

Water enters the starfish through the madreporite or the tube feet, but mainly the madreporite.


Where is Madreporite visible on a starfish?

It is located on the Aboral surface of the starfish (upper side), and it is sightly off centered, however not to be confused with the anus, the Madreporite is slightly larger than the anus.


Is madreporite a part of water vascular system?

Yes, madreporite is a part of the water vascular system in echinoderms. It acts as a sieve to filter water into the system, allowing for hydraulic pressure regulation and movement of tube feet.


What surface are the parts of a starfish visible?

The parts of a starfish that are visible are its upper side, known as the aboral surface, which contains the madreporite (water-filtering organ) and the spines, tube feet, and pedicellariae (small pincers).


Where is the madreporite located on a starfish?

The madreporite on a sea star acts like a pressure equalizing valve and is used to filter water. It is located on the surface of the central disk. It is a small yellow or red, button-like structure, looking like a small wart.


Does madreporite allow water both inside and outside the body?

Yes, madreporite is a small, porous structure in echinoderms that allows water to enter the water vascular system in order to facilitate movement and other functions. It does not allow water to pass through to the outside of the body.


What is the central region of a starfish?

The central region, more commonly known as the Central Disk, is the middle of the starfish where the rays start to grow. The Central Disk also contains the pyloric stomach, the anus, the Madreporite, and the stone canalwhich connects the Madreporite to the inner organs.


Where does the water leave a starfish?

It comes and goes through the madreporite - a small valve-like structure on the aboral surface.


In words trace the path water takes through the water vascular system?

The water comes into the system via madreporite.


What is the central disc of a starfish?

In seastars, the central part of the body which contains the mouth, anus, madreporite, and gonopores and from which the rays radiate.


Which structure allows water into and out of the water vascular system?

The structure that allows water into and out of the water vascular system is called the madreporite.


What surface is the madreporite of a starfish visible?

aboral!!!!! i hate stupid people who get on here and answer things wrong!!!