Circulatory System Review

What is the function of human blood?

• Maintains pH and temperature

• Transports nutrients and gases

• Conveys immunity

• Enables clotting and repair

Which component of blood is responsible for transporting gases?

• Plasma

• Platelets

• Red blood cells

• White blood cells

What is the function of capillaries in the circulatory system?

• Deliver oxygen to organs and tissues

• Transport deoxygenated blood to the heart

• Help blood clot

• To filter air

Which chamber of the heart pumps deoxygenated blood?

• Left atrium

• Right atrium

• Right ventricle

• Left ventricle

What is the function of valves in the heart?

• Make the heartbeat audible to doctors

• Allow blood to flow to the previous chamber

• Prevent backflow of blood

• Keep the chambers from being separated

Which artery carries oxygenated blood throughout the body?

• Inferior vena cava

• Aorta

• Coronary artery

• Pulmonary artery

How does the heart receive its own blood supply?

• Through aorta

• Through capillaries

• Through pulmonary vein

• Through coronary arteries

What is the system that carries blood from the heart to the lungs called?

• Cardiac cycle

• Coronary circulation

• Pulmonary circulation

• Systemic circulation

What is the potential consequence of an atrial septal defect?

• All of the above

• Heart failure

• Stroke

• Abnormal heartbeat

Click the left atrium, pulmonary artery, aorta and Inferior vena cava.