Question

veins divide and subdivide to form a network​

Answer 1

Veins divide and subdivide to form known as pLexus.

Explanation:

• it is very useful in the circulation of the blood and returning of the blood to the heart. For example the veins do not have any strong muscle in their structure.
• As a result of this there is high chance of collapse of venous system during that time the blood can still reach the heart by using the plexus and other group of veins will start it also prevents the stoppage of circulation during pressure because vein lie in superficial position

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this is the science that studies the physiographic units such as ...

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Answer 2

Answer:

veins divide and subdivide to form a network