Blood flows through the right atrium into the right ventricle. The right ventricle pumps the blood to the lungs, where the blood releases waste gases and picks up oxygen. The newly oxygen-rich ...

Ventricular tachycardia refers to a wide QRS complex heart rhythm — that is, a QRS duration beyond 120 milliseconds — originating in the ventricles at a rate of greater than 100 beats per ...

The left and right ventricles each pump the same volume of blood through the aorta and pulmonary artery. The volume of blood pumped through each ventricle per minute can be calculated as cardiac ...

Babies born with otherwise-lethal single ventricle heart defects can gain decades of life from early surgical intervention, but their lives are still fraught with medical complications that ...