Circulatory System Quiz

What is the main function of the heart in the circulatory system?

• To produce blood cells

• To filter blood

• To pump blood throughout the body

• To store blood

Which of the following blood vessels carries oxygen-rich blood from the lungs to the heart?

• Pulmonary artery

• Pulmonary vein

• Aorta

• Vena cava

What is the largest artery in the human body?

• Pulmonary artery

• Aorta

• Carotid artery

• Femoral artery

Which part of the heart is responsible for pumping oxygenated blood to the body?

• Right atrium

• Right ventricle

• Left atrium

• Left ventricle

What type of blood vessel is responsible for the exchange of nutrients and waste between blood and tissues?

• Arteries

• Veins

• Capillaries

• Venules

Which circuit of the circulatory system carries blood between the heart and the rest of the body?

• Pulmonary circuit

• Systemic circuit

• Coronary circuit

• Renal circuit

What is the term for the phase of the heartbeat when the heart muscle contracts and pumps blood from the chambers into the arteries?

• Diastole

• Systole

• Cardiac cycle

• Heart rate

Which of the following is NOT a cardiovascular disease?

• Hypertension

• Asthma

• Heart attack

• Stroke

What is the function of the valves in the heart?

• To regulate blood pressure

• To produce red blood cells

• To prevent the backflow of blood

• To oxygenate blood

Which blood vessels carry blood back to the heart?

• Arteries

• Veins

• Capillaries

• Aorta