Circulatory System Quiz

Which organ is part of the circulatory system?

• Stomach

• Heart

• Lungs

• Liver

Which part of the circulatory system is responsible for exchanging oxygen and carbon dioxide?

• Arteries

• Capillaries

• Veins

• Heart

Which blood vessel type is shown in blue in the diagram?

• Arteries

• Veins

• Capillaries

• Nerves

What happens to waste in the circulatory system?

• It is stored in the heart

• It is removed from cells and organs

• It is converted into energy

• It is used to build muscles

What do blood vessels transport to organs and tissues?

• Nutrients

• Water

• Light

• Sound

What do blood vessels transport out of the organs and tissues?

• Nutrients

• Wastes

• Oxygen

• Water

Where do capillaries exist?

• Only in the heart

• Only in the brain

• Throughout the body

• Only in the legs

What do capillaries transport to cells?

• Light

• Sound

• Nutrients and oxygen

• Heat

What do blood vessels remove from organs?

• Nutrients

• Wastes

• Oxygen

• Water

What is the liquid part of blood called?

• Plasma

• Platelets

• Red blood cells

• White blood cells