Internal anatomy of the heart labeling #2

What is A1?

• left atrium

• Superior vena cava

• Inferior vena cava

• pulmonary veins

What is A2?

• fossa avalis

• inferior vena cava

• right atrium

• pectinate muscles

What is B?

• right ventricle

• Right atrium

• Pectinate muscles

• left atrium

What is B1?

• cusp

• Fossa avalis

• Pectinate muscles

• right ventricle

What is B2?

• Pulmonary trunk

• Fossa Ovalis

• Cusp

• Right ventricle

What is C1?

• Right Atrium

• Cusp

• Arch of Aorta

• Descending Aorta

What is C2

• Chordae Tendinae

• Pulmonary Trunk

• Trabecular Tarneae

• Left Atrium

What is C3?

• Papillary Muscles

• Interventricular Septum

• Left ventricle

• Arch of the Aorta

What is D?

• Right Ventricle

• Left Ventricle

• Left Pulmonary Arteries

• Intraatrial Septum

What is D1?

• Tradecular Carneae

• Pulmonary Trunk

• Right atrium

• Superior Vena Cava