Quiz on the Circulatory System

What does the red arrow in the diagram represent?

• Flow of oxygenated blood

• Flow of deoxygenated blood

• Flow of carbon dioxide

• Flow of nutrients

Which side of the heart is responsible for pumping oxygenated blood?

• Right side

• Left side

• Top side

• Bottom side

What is the function of the pulmonary artery?

• Carries oxygenated blood to the body

• Carries deoxygenated blood to the lungs

• Carries oxygenated blood to the lungs

• Carries deoxygenated blood to the heart

Which chamber of the heart receives deoxygenated blood from the body?

• Left atrium

• Right atrium

• Left ventricle

• Right ventricle

What is the role of the aorta in the circulatory system?

• Carries deoxygenated blood to the lungs

• Carries oxygenated blood to the body

• Carries deoxygenated blood to the heart

• Carries oxygenated blood to the lungs

Which structure prevents the backflow of blood in the heart?

• Aorta

• Pulmonary artery

• Heart valve

• Vena cava

What is the function of the vena cava?

• Carries oxygenated blood to the heart

• Carries deoxygenated blood to the heart

• Carries oxygenated blood to the lungs

• Carries deoxygenated blood to the lungs

Which chamber of the heart pumps oxygenated blood to the body?

• Left atrium

• Right atrium

• Left ventricle

• Right ventricle

What is the role of the pulmonary vein?

• Carries deoxygenated blood to the heart

• Carries oxygenated blood to the heart

• Carries deoxygenated blood to the lungs

• Carries oxygenated blood to the lungs

Which part of the heart is labeled as the right ventricle?

• Receives oxygenated blood from the lungs

• Pumps deoxygenated blood to the lungs

• Receives deoxygenated blood from the body

• Pumps oxygenated blood to the body