Parts of the Heart

What is the innermost layer of the heart called?

• Pericardium

• Endocardium

• Epicardium

• Myocardium

Which layer of the heart is responsible for muscle contraction?

• Epicardium

• Pericardium

• Myocardium

• Endocardium

How many chambers does the heart have?

• Two

• Four

• Five

• Three

What is the name of the valve between the left atrium and left ventricle?

• Aortic valve

• Mitral valve

• Pulmonary valve

• Tricuspid valve

Which blood vessel carries oxygen-rich blood from the heart to the body?

• Vena cava

• Pulmonary artery

• Pulmonary vein

• Aorta