The Human Circulatory System

What carries oxygen around the body?

• Plasma

• Red Blood Cells

• Platelets

• White Blood Cells

What causes the blood to be the distinct red colour?

• Haemoglobin

• Glucose

• Hormones

• Oxygen

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.

What is the function (job) of the plasma?

• To release antibodies to fight infections.

• To transport oxygen around the body.

• To carry dissolved nutrients and sugars.

• To transport oxygen around the body.

What is the function (job) of the red blood cells?

• To transport oxygen around the body and to the muscles.

• To release antibodies to fight infections.

• To carry dissolved nutrients and sugars.

• To clot and form scabs if there is a wound on the body.

Which blood vessels take blood TO the heart?

• Veins

• Arteries

• Capillaries

Which blood vessels take blood AWAY from the heart?

• Veins

• Arteries

• Capillaries

Which is the smallest of the 3 blood vessels?

• Veins

• Arteries

• Capillaries