Anatomy of the Heart & Great Vessels

Front

Which vessel delivers oxygenated blood from the lungs to the left atrium?

Back

Pulmonary vein

Front

The tricuspid valve lies between which two chambers?

Back

Right atrium and right ventricle

Front

The sinoatrial (SA) node is located in which cardiac chamber?

Back

Right atrium

Front

Which structure prevents regurgitation of blood into the right ventricle during diastole?

Back

Pulmonary valve

Front

The left coronary artery divides into which two primary branches?

Back

Circumflex and left anterior descending (LAD)

Front

The chamber with the thickest myocardium is:

Back

Left ventricle

Front

Which vein drains the myocardium directly into the right atrium?

Back

Coronary sinus

Front

The pulmonary valve lies between: Right ventricle and pulmonary trunk

Back

Right ventricle and pulmonary trunk

Front

The chordae tendineae attach papillary muscles to: Aortic valve leaflets, Semilunar valves, Atrioventricular valves, Coronary ostia

Back

Atrioventricular valves

Front

The AV node delays conduction to allow:

Back

Atria to fill ventricles before contraction