How To Cake It Yolanda Gampp takes a heartbreak spin on a traditional Valentine's Day cake with this super realistic deep red velvet human heart cake filled with a rich burgundy chocolate ganache. The ...

The newly oxygen-rich blood (shown in red) returns to the heart and enters the left atrium. Blood flows through the left atrium into the left ventricle. The left ventricle pumps the oxygen-rich ...

The newly oxygen-rich blood (shown in red) returns to the heart and enters the left atrium. Blood flows through the left atrium into the left ventricle. The left ventricle pumps the oxygen-rich ...