AS I HAVE A PROJECT IN SCHOOL ,CAN I HAVE SOME INFORMATION ,WORKING AND FACTS ABOUT VEINS ....

Asked by Athreya | 20th Jun, 2016, 08:21: PM

Expert Answer:

Veins are the blood vessels which carry blood towards the heart.

The walls of the veins are thin and elastic,

Veins have valves in them which prevent the backflow of blood.

In veins, blood flows under low pressure and smoothly.

Answered by Hemangi Binny | 21st Jun, 2016, 01:12: PM