What are precaval veins?

Question

07 Apr 2022

Answer :

Word Count : 309

Precaval veins are major blood vessels found in the circulatory system of vertebrates, particularly in mammals, including humans. These veins play a crucial role in carrying deoxygenated blood from the upper part of the body to the heart.

In humans, the precaval veins specifically refer to the superior vena cava (SVC) and its tributaries. The SVC is a large vein that _________ ______ ____ __________ _______ ________ ______ _____.
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