Catholasism ch.2 vocab
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What is the job of the circulatory system
to transport food to the cells and take away waste
What are the three main parts of the circulatory system
heart, blood, blood vessels
What is the lub dub sound we hear when we listen to ourt heart?
The valves opening and closing
Name the three types of blood vessels
veins arteries and capillaries
What two things in the veins help te blood return to th heart
skeletal muscles contact and expand pushing blood to the heart and the valves that are only one way
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