Usually four, though rarely, it can vary.
There are 72,000 MAJOR VEINS in a regular human body.
the heart is awesome machine it pumps the blood to our body and stuff lyk that
they are most popular
i will tell you after i do your mom
two feet
120 :D
There are millions of veins present in human body, which are not accounted yet accurately. Every organ has veins running from it branching off into many more capillaries. Approximately the total length of the veins in the human body ranges from 60,000 - 100,000 miles including the capillaries.
all of them are connected together
THERE ARE 20 ARTERIES IN THE HUMAN BODY.
there are 4. lung, veins, arteries, heart
It has 4 chambers in the human heart
There are four chambers in a human heart.