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Do Mollusks have a heart and a closed circulatory system?
Mollusks have an open circulatory system - (mixed interstitial fluid and blood plasma) and yes, they do have a heart. Source: Biology Major
In the open circulatory system of some mollusks blood is found in?
Mollusks which have an open circulatory system, have blood that is pumped into sinuses containing tissue.
Do star fish have a circulatory system?
No, some invertebrates lack circulatory systems all together such as cnidarians, psudocoelomates and poriferas (sponges). Most of these use tubes that link their internal body to the external environment or they use a gastrovascular cavity. Some have closed circulatory systems such as mollusks (not cephlapods) and anthropods, the pump a fluid that lacks the complete distinction between extracellular fluid and circulating fluid thus this fluid is called Hemolymph.
What animals have a single circulatory system?
Invertebrates like insects and mollusks have a single circulatory system. This system does not differentiate between oxygenated and deoxygenated blood, instead using a fluid called hemolymph to transport nutrients and waste throughout the body.
Nitrogen wastes are filtered from the coelomic fluid of mollusks by structures called?
nephridia
What type of circulatory system is found in most mollusks?
Open
The fluid that runs through the circulatory system is called?
That would be blood.
What type of circulatory system does Phylum cnidaria have?
Phylum Cnidaria (e.g. jellyfish, corals) have an open circulatory system. This means that their circulatory fluid, called coelomic fluid, bathes their internal organs directly in nutrients and oxygen. There is no distinction between blood and interstitial fluid in an open circulatory system.
What the fluid portion of the circulatory system?
Blood is the fluid portion of the circulatory system.
How do mollusks transport oxygen throughout their bodies?
through their open circulatory system
Do mollusks have a closed circulatory system?
No, mollusks typically have an open circulatory system, where the blood flows around the body cavity and directly bathes the organs. This is in contrast to closed circulatory systems found in some other animals where the blood flows through vessels.
Does a snake have an open circulatory system?
no they dont. They have a closed circulatory system because they are so long.
