Do all humans have the same number of veins and arteries? If so, how does the body know how many and where to make these veins and arteries?
In: Biology
My mom (NP) told me that older people are able to withstand heart attacks better than younger people because their bodies created more arteries or veins to pass though over time;
I kinda paraphrased this but someone correct me if I’m wrong haha
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