Structure of the Heart

What is the name of structure 1?

• Left Atrium

• Right Atrium

• Right Trium

• Left Ventricle

What is the name of structure 5?

• Pulmonary Artery

• Aorta

• Pulmonary Vein

• Vena Cava

What is the name of structure 4?

• Left Atrium

• Right Ventricle

• Left Ventricle

• Right Atrium

What is the name of structure 8?

• Aorta

• Inferior Vena Cava

• Superior Vena Cava

• Pulmonary vein

Identify ​ ​​ ​ ​ ​ (a)  

• bicuspid valve

• right atrium

• left ventricle

• septum

• pulmonary valve

• aorta

• superior vena cava

• aortic valve

• right ventricle

• tricuspid valve

What are the names of the three layers of the heart?

• Pericardium, myocardium, endocardium

• Epicardium, pericardium, myocardium

• Myocardium, endocardium, epicardium

• Epicardium, myocardium, endocardium

The real work of the heart contractions is done by which layer?

• Epicardium

• Pericardium

• Endocardium

• Myocardium

Which layer of the heart contains a lubricating fluid that reduces friction as the heart beats?

• Pericardium

• Endocardium

• Myocardium

What is another name for cardiac muscle or heart muscle?

• endocardium

• myocardium

• visceral pericardium

• parietal pericardium

What is the name of structure A?

• Septum

• Valves

• Muscle

• Capillaries