TI{E CIRCULATORY SYSTEM

1. The 3 parts of the circulatory system are:

A. Blood Vessels B. Blood C.

2. The 3 jobs of circulation a.re:

A. To take digested food and hormones to body cells.

B. To remove waste and CO2C. And to take to the cells.

3. The blood is carried to the heart in blood vessels named:

4. What prevents the blood from flowing backwards?

-5. To keep plaque from building in your arteries, you should eat a diet low in cholesterol

and

-6. As you exercise, does your body's pulse increase or

decrease?

7. The name of the cell that carries oxygen to the cells and carries away carbon dioxide is

the _

8. The name of the blood cell that destroys genns in the body is the

9. The veins and arteries are connected by blood vessels called:

10. The name of the pale yellow liquid that the blood cells travel through the body is

the

11. The name of the cells that help the clotting of the blood when there is a cut is

the

lL.The pressure of the blood against your blood vessels is known as your:

13, The strongest muscle in your body is your

14. Draw a picture and label the 4 chambers'of the heart. Label the left and right atriumand ventricles.

15. The instrument the doctor uses to listen to the beat of a heart is calleda

16. Oxygen rich blood is carried in blood vesselscalled:_

17 - carbon dioxide rich blood is carried in btood vessels called:_

18. The blood is carried Away from your heart in the blood vessels called:

19. Your heart is about the size of your

20. The name of the largest artery that comes direcfly out of the heart is the

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