Mirikitojiviz
Answered

a wall of muscle that separates the two chambers that prevents the mixing of oxygenated and deoxygenated blood​

Sagot :

Princessgirl123viz

the septum

The atria and ventricle on each side of the heart are linked together by valves that prevent backflow of blood. The wall that separates the left and right side of the heart is called the septum.