Which of the following is NOT a class of annelid?
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The parts of the heart are the atria, ventricles, septum, valves. The atria collects oxygenated blood that has returned from the lungs.The ventricles , receive blood from the atria. The septum it separates the left atrium and ventricle from the right atrium and ventricle. Finally, the valves<span> separate the various parts of the heart from one another. They allow blood into places it’s supposed to be and keep it out of places it’s not supposed to be.
Undoubtedly, there are more parts of the heart but these are the main functions.
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Undoubtedly, there are more parts of the heart but these are the main functions.
.
Credits to SFGATE
</span>