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Grade 12Zoology

In circulatory system of earthworm , which of these statements are correct ? The subneural bl.vessel gets bifurcated in the 14th segment into 2 lateral oesophagal bl.vessel'' or In 13th segment two lateral oesophagal bl.vessel gets United to form subneural vessel. Which statement is correct?

Profile image of Vinmuhilan
7 Years agoGrade 12
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1 Answer

Profile image of Aastha Singh
7 Years ago
dear student,
In fact, the subneural vessel bifurcates in the 14thsegment to form 2 lateral oesophageals. these vessels are considerably thick and situated along the ventrolateral margins of alimentary canal in the anterior thirteen segments .

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