Arteria coronaria sinistra

The video provides an in-depth look at the left coronary artery, its anatomy, and its branches. It explains how the heart is supplied with blood through the coronary arteries, focusing on the left coronary artery's origin, path, and branches like the ramus circumflexus and Ramos Interventricularis Anterior. The video also covers the specific areas of the heart supplied by these branches, including the left ventricle, atrium, and sinus node, highlighting the importance of these structures in cardiac function.

Where does the left coronary artery originate?

• From the pulmonary trunk

• Above the aortic valve from the left sinus aorta

• Below the aortic valve

• From the right atrium

What is the abbreviation often used for the ramus circumflexus in clinical settings?

• LCX

• RCA

• LAD

• RCX

Which branch supplies the left heart ear?

• Ramus nodi zeno arterialis

• Ramus marginales sinister

• Ramus atriale santeria

• Ramus interventricularis anterior

What is the common abbreviation for the ramus interventricularis anterior?

• LCX

• RCX

• RIVA

• RCA

Which part of the heart does the ramus interventricularis anterior primarily supply?

• Interventricular septum

• Left atrium

• Right atrium

• Right ventricle