IGCSE Circulatory System Questions

What do the arteries do?

• pumps blood to the heart

• pumps blood to and from the heart

• carry's blood away from the heart 

• a muscle 

How many main functions does the circulatory system have?

• 1

• 2

• 3

• 4

Which list correctly names the major parts of the circulatory system?

• Heart, blood vessels, blood, bones

• Heart, blood, blood vessels

• Heart, blood vessels, bone marrow, blood

• Heart, blood vessels, bone marrow

Which carries oxygen-rich blood away from the heart?

• Arteries

• Veins

• Capillaries

• Marrow

Which carries oxygen-poor blood back to the heart?

• Arteries

• Veins

• Capillaries

• Platelets

Which part of the blood carries oxygen?

• Red blood cells

• White blood cells

• Platelets

• Plasma

Put the types of blood vessels in order from "smallest" to "largest"

• Capillaries, arteries, veins

• Veins, capillaries, arteries

• Arteries, veins, capillaries

• Capillaries, veins, arteries

How many parts does blood have?

• 1

• 2

• 3

• 4

What are the 4 parts of blood?

• Red blood cells, plasma, white blood cells, marrow

• Red blood cells, white blood cells, platelets, plasma

• Red blood cells, platelets, plasma, water

• Red blood cells, white blood cells, platelets, marrow

Which is NOT a main function of the circulatory system?

• It transports carbon dioxide back to the lungs

• It delivers nutrients from food

• Connects all the cells in the body

• It carries oxygen throughout the body