Heart Structure and Functions Quiz

What is the main function of the pulmonary veins?

• Pump blood into the right ventricle

• Transport oxygenated blood to the left atrium

• Prevent backflow of blood

• Carry deoxygenated blood to the lungs

Which valve controls blood flow from the right ventricle to the pulmonary arteries?

• Aortic valve

• Pulmonary valve

• Mitral valve

• Tricuspid valve

Where does the left atrium receive blood from?

• Right ventricle

• Pulmonary veins

• Aorta

• Superior vena cava

What is the role of the tricuspid valve?

• Separate the left and right ventricles

• Prevent backflow into the right atrium

• Control blood flow to the aorta

• Pump blood to the lungs

Which vessel returns deoxygenated blood from the lower body to the heart?

• Superior vena cava

• Inferior vena cava

• Pulmonary vein

• Aorta

What is the function of the pulmonary artery?

• Pump blood into the left atrium

• Transport deoxygenated blood to the lungs

• Prevent backflow into the ventricles

• Carry oxygenated blood to the body

Which vessel carries oxygenated blood from the heart to the rest of the body?

• Inferior vena cava

• Pulmonary artery

• Superior vena cava

• Aorta

What is the primary role of the aortic valve?

• Pump blood into the right atrium

• Separate the atria

• Control blood flow to the lungs

• Prevent backflow into the left ventricle

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

• Left atrium

• Right ventricle

• Left ventricle

• Right atrium

What is the function of the ventricular septum?

• Pump blood into the left atrium

• Separate the atria

• Prevent mixing of oxygenated and deoxygenated blood

• Control blood flow to the lungs