what is blood afterload
Afterload can be thought of as the load that the heart must eject blood against. In simple terms, the afterload is closely related to the aortic pressure. (P, ventricular pressure; r, ventricular radius; h, wall thickness).
Afterload can be thought of as the load that the heart must eject blood against. In simple terms, the afterload is closely related to the aortic pressure. To appreciate the afterload on individual muscle fibers, afterload is often expressed as ventricular wall stress (Ï), where.