Movement Of Blood#!#Functioning Of Human Heart

Human heart is

Movement Of Blood|Structure Of Human Heart|Do Sponges And Hydra Also Have Bloood ?|OMR

Structure Of Human Heart|Working Of Human Heart|Circulation In Human Heart|OMR|Quiz - 1|Arteries Vs Veins|Blood Pressure|Lymph|OMR|Quiz - 2|Summary

Why is blood circulation in human heart called double circulation?

What happens when right and left ventricle contract during pumping of blood by human heart?

Assertion : There is no mixing of oxygenated and deoxygenated blood in the human heart. Reason : Valves are present in the heart which allows the movement of blood in one direction only.