The depiction of an event late in the game was inspired by Crisis Core: Final Fantasy VII, a storyline tying into the opening of Final Fantasy VII. Ifrit's throne resembles the throne Chaos sits in in a concept art piece by Yoshitaka Amano. for the original Final Fantasy.
The blood first enters the heart into the right atrium. Blood passes from the right atrium through the tricuspid valve and into the right ventricle. When the right ventricle contracts, the muscular force pushes blood through the pulmonary semilunar valve into the pulmonary artery. The blood then travels to the lungs, where it receives oxygen. Next, it drains out of the lungs via the pulmonary veins, and travels to the left atrium.
When the right atrium contracts, blood flows through a valve into the heart's right ventricle. When the right ventricle contracts, blood is pumped through a valve into the pulmonary artery and into the lungs where it picks up oxygen.It works this way for an important reason.lood returns to the heart from the lungs via the pulmonary veins. The blood goes into the left atrium. When the left atrium contracts, blood travels through a valve into the left ventricle.