what is the lenght if all the human body's nerves, veins blood vessels etc. if connected in a straight line?

Question

if i'm not wrong i was told by my science teacher that if connected the human body's blood vessels and veins etc.... can wrap around the world three times, and i'm just curious to know if that is true?

Answer 1

True. Along equater. I read it in "Readers Digest" (most probably)