The tricuspid valve separates the right atrium and right ventricle. It opens due to a build-up of pressure in the right atrium, and prevents back flow of blood from the right ventricle to the ...

Some variations of right bundle branch blocks can occur. There are times when a QRS complex may appear in a RBBB pattern intermittently. This is the case in premature ventricular contractions that ...

The tricuspid valve is located between the right atrium and right ventricle and opens due to a build-up of pressure in the right atrium. The bicuspid valve is located between the left atrium and ...