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Cardiovascular
Question | Answer |
---|---|
How many chambers are in the heart? | 4 |
Which chambers are near the top of the heart? | atrium |
How many types of blood vessels are in the circulatory system? | 3 |
Your heart is a __________________________. | muscle |
When cells use oxygen, they make _________________. | carbon dioxide |
There are valves inside your heart that act like a ________. | door |
What part of the blood helps you stop bleeding when you get a cut? | platelets |
Your blood provides the body with ______ and _______. | oxygen and nutrients |
What is responsible for making blood cells? | bone marrow |
Each beat is caused by the ____________ of your heart. | contraction |
The valves in your heart _________ the back flow of blood. | prevent |
Vessels that carry blood to the heart are called ___________. | veins |
What type of blood cell carries oxygen? | red |
What gives blood it's color? | hemoglobin |
Which blood cells fight infection? | white |
Vessels that carry blood away from the heart are called _____________. | arteries |