
Call 1800-123-2003
"Smartindia is the best online tool for school students." Ms Deepa Chandran, Principal Anchal
"Smartindia is one of the best supplementary education tool for school students." Ms Pooja, Principal
WHY ARE VALVES ABSENT IN ARTERIES? |
The pumping pressure itself is enough to push blood which flows with high pressure to parts even far away.So there is no need to prevent back flow of blood which is the function of valves. |