Circulatory system : review

The function of the ______________ is to pump blood around the body

The heart is divided into 4 chambers. The two upper chambers are called......

• coronary arteries

• aorta

• ventricles

• atria

The _____________ receives blood from the lungs and supply it to the ventricles

There are blood vessels on the outside of the heart, they are called _______________

• coronary arteries

• ventricles

• atria

• valves

Blockage of the coronary arteries is called_______ _________ ________

The heart beats as the cardiac muscles contract and relax. The relaxation is called ............

• CHD

• lumen

• diastole

• systole

The function of the bicuspid valve and the tricuspid valve is......

• to supply blood to the heart muscles

• to stop blood flowing from the ventricles back to the atria

• carry blood towards the heart

• to take nutrients and oxygen to the heart

What do arteries carry?

• Blood with carbon dioxide and waste

• Blood with oxygen and nutrients

• Blood with waste and oxygen

• Blood

What are the capillaries?

• They are veins and arteries.

• They are the veins where the blood takes the oxygen.

• They are a part of the circulatory system.

• They are tiny blood vessels (we need a microscope to see them)

Veins carry oxygen-poor blood back to the heart.

• true

• false