Heart and Circulatory System Quiz

How many chambers does the heart have?

• Two

• Three

• Four

• Five

What are heart valves responsible for?

• Pumping blood

• Controlling blood flow

• Producing blood cells

• Filtering blood

What causes the "lub" sound in a heartbeat?

• Valves from the atria to the ventricles closing

• Valves from the ventricles to the blood vessels closing

• Blood entering the heart

• Blood leaving the heart

How does blood flow through the heart?

• Right atrium, right ventricle, left atrium, left ventricle

• Left atrium, left ventricle, right atrium, right ventricle

• Right ventricle, right atrium, left ventricle, left atrium

• Left ventricle, left atrium, right ventricle, right atrium

Where does blood from the right ventricle go?

• To the lungs

• To the left atrium

• To the right atrium

• To the left ventricle

Where does blood from the left ventricle go?

• To the body

• To the lungs

• To the right atrium

• To the left atrium

What happens in the lungs between the right ventricle and the left atrium?

• Oxygen is added to the blood, and carbon dioxide is removed.

• Carbon dioxide is added to the blood, and oxygen is removed.

• Blood is filtered and nutrients are added.

• Blood is cooled and then sent to the heart.

Which type of blood vessel carries oxygen away from the heart?

• Arteries

• Veins

• Capillaries

• Lymphatic vessels

Which type of blood vessel usually carries oxygen to the heart?

• Arteries

• Veins

• Capillaries

• Lymphatic vessels

In which type of blood vessel is oxygen released into body cells?

• Arteries

• Veins

• Capillaries

• Lymphatic vessels