AQA - Biology - Heart

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

• Left atrium

• Right atrium

• Left ventricle

• Right ventricle

What is the main function of the left ventricle?

• To pump oxygenated blood to the lungs

• To receive deoxygenated blood from the body

• To pump oxygenated blood to the body

• To receive oxygenated blood from the lungs

What is the role of the pulmonary artery in blood circulation?

• To carry oxygenated blood from the lungs to the heart

• To carry deoxygenated blood from the heart to the lungs

• To carry oxygenated blood from the heart to the body

• To carry deoxygenated blood from the body to the heart

What is the function of the coronary arteries?

• To supply oxygenated blood to the heart muscle

• To remove deoxygenated blood from the heart muscle

• To supply oxygenated blood to the lungs

• To remove deoxygenated blood from the lungs

Which blood vessel carries oxygenated blood from the lungs to the heart?

• Pulmonary artery

• Pulmonary vein

• Aorta

• Vena cava

What is the primary function of the septum in the heart?

• To separate the left and right atria

• To separate the left and right ventricles

• To prevent the mixing of oxygenated and deoxygenated blood

• To regulate the heartbeat

What is the function of the right atrium?

• To pump oxygenated blood to the body

• To receive deoxygenated blood from the body

• To pump deoxygenated blood to the lungs

• To receive oxygenated blood from the lungs

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

• To carry deoxygenated blood from the heart to the lungs

• To carry oxygenated blood from the heart to the body

• To carry deoxygenated blood from the body to the heart

• To carry oxygenated blood from the lungs to the heart