How do you draw the internal structure of the heart?

How do you draw the internal structure of the heart?

To draw the internal structure of the heart, start by sketching the 2 pulmonary veins to the lower left of the aorta and the bottom of the inferior vena cava slightly to the right of that. Then, fill in the base of the heart with the right and left ventricles and the right and left atriums.

What is internal structure of heart?

Describe the internal structure of human heart. The heart is divided into a right and left side by the septum. The heart has four chambers, two relatively small upper chambers called atria and two larger lower chambers called ventricles. The walls of the ventricles are relatively thicker than atrial walls.