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WorksheetsThe circulatory system KS4
Total questions: 20
Worksheet time: 10mins
What does Deoxygenated mean?
Oxygen-rich
Blood flow
Oxygen-poor
Water Flow
What makes up around 55% of the blood?
Plasma
Red Blood Cells
White Blood Cells
Platelets
What carries oxygen around the body?
Plasma
Red Blood Cells
Platelets
White Blood Cells
Which of the following is NOT a type of blood vessel?
Artery
Capillary
Vein
Ventricle
What is the function (job) of the platelets?
To form clots (i.e. scabs) when you have cuts and grazes.
To transport oxygen to the muscles
To carry dissolved sugars.
To produce antibodies
What is the function (job) of the white blood cells?
To transport oxygen around the body.
To carry dissolved sugars.
To clot and cover wounds like cuts and grazes.
To release antibodies to help destroy infections.
Which blood vessels take blood TO the heart?
Veins
Arteries
Capillaries
Which blood vessels take blood AWAY from the heart?
Veins
Arteries
Capillaries
Which blood vessel has valves to prevent the back-flow of blood?
Veins
Arteries
Capillaries
