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Circulatory System
Board Exam
5
Science
5th Grade
04/17/2008

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Term

4 Major Valves

Definition

Tricuspid Valve, Pulmonary Valve, Mitral Valve, and the Aortic Valve.

Term
Parts of the Heart
Definition
Left Ventricle, Left Atrium. Right Ventricle, Right Atrium.
Term

Tubes/Veins/Arteries

Definition
Aorta, Pulmonary Artery, Superior Vena Cava, Inferior Vena Cava.
Term
Oxygen-Rich Blood Path
Definition
Left atrium receives blood from lungs and passes it to the left ventricle. The left ventricle pumps the blood out of the heart. Then enters the aorta. Then, sends blood all over body.
Term
Oxygen-Poor Blood Path
Definition
Right atrium receives blood and passes it to the right ventricle. Then pumps the blood through the pulmonary arteries into the lung where it turns into oxygen-rich blood. Pulmonary veins carry the oxygen-rich blood to the left atrium continuing cycle again.
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