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9 Cards in this Set
- Front
- Back
Artery |
A type of blood vessel that carries blood away from the heart to the other kinds of the body. |
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Capillary |
The smallest kind of blood vessel. |
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Vein |
A type of blood vessel that carries blood from the cells back to the heart. |
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Valve |
An opening that allows blood to flow in one direction but stops it from flowing in the other direction. |
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Mucus |
A sticky,thick fluid that traps dust germs and other things that may be in the air. |
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Trachea |
A tube that carries air from the throat to the lungs. |
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Bronchioles |
Tubes that branch out from the bronchi. |
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Air sacs |
Tiny thin-walled pouches in the lungs. |
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Esophagus |
A tube in the throat with rings of muscle that help you swallow food. |