The coronary sinus (CS) refers to a collection of veins that join together to form a large blood vessel. This vein is located between the left atrium and the left ventricle of the heart. A collection ...

Leonardo Da Vinci was one of the first people to draw detailed sketches of human anatomy. His drawings showed that he noticed networks of muscle fibers on the inside of the heart. Da Vinci thought ...

When heart muscle gets damaged, the result is often permanent. Unlike other muscles in the body, the heart has long been believed to lack the ability to heal itself. But recent research suggests that ...

Hierarchical structure of muscle and activation of thin filaments. In both skeletal and cardiac muscles under a relaxed state, a low intracellular calcium ion concentration is maintained and the ...