The heart is a muscular organ composed of four chambers: two upper chambers called atria and two lower chambers called ventricles. These four chambers pump blood through the body in a rhythmic pattern ...

There are several types of artificial pacemaker, which have electrical leads connected to different chambers of the heart. Wires are guided along a vein to the chamber of the heart that needs to ...

The leads go into a large blood vessel in the upper chest. Then the doctor will guide the leads through the blood vessel into different chambers of the heart. The doctor will place the pacemaker under ...

The film presents a detailed fluorographic study of the normal heart using venous catheterization, showcasing physiological data such as pressure and flow measurements. It illustrates blood flow ...

How did the study and treatment of the heart evolve? This is a summary, told in 4 chapters based around a loose theme of the 4 chambers of the heart. It was delivered to the University of Melbourne ...