why the size of the lumen is bigger in vein
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In veins, because there is no pressure, blood has to be able to flow back fairly rapidly to be used again. Because of this, veins have larger lumens to allow blood to pass more quickly when not under pressure.
Hope it may helps uu.......
Hope it may helps uu.......
chandana2000:
know this was taught by our teacher just 3 days back ..:)
which school
ravindra bhasrathi
where
hyderabad
and wt abt u?
hmmmmmm
tejaswi high schl
wrngl
ooh
Answered by
1
In veins, because there is no pressure, blood has to be able to flow back fairly rapidly to be used again. Because of this, veins have larger lumens to allow blood to pass more quickly when not under pressure.
I hope this answer helps you...................Being happy.............
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