| 1. |
The air passage in your throat that leads to the lungs. This is also called your windpipe.
trachea |
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| 2. |
the smallest and thinnest air tubes in the lungs
_________________ |
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| 3. |
to breathe out
_________________ |
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| 4. |
This organ is the entrance to the respiratory tract in the body. It is also used for smelling.
_________________ |
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| 5. |
The fleshy folds of tissue in the larynx. They vibrate and produce sound when air passes through the opening between them.
_________________ |
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| 6. |
to breathe in
_________________ |
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| 7. |
the tiny air sacs in the lungs that take oxygen from the air and put it into the blood
_________________ |
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| 8. |
A membrane that encloses each of the lungs.
_________________ |
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| 9. |
an explosive and sudden release of air through the mouth
_________________ |
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| 10. |
The flap of cartilage behind your tongue. This closes the opening to your windpipe when you are swallowing food.
_________________ |
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| 11. |
the passage that allows air to travel from your mouth and nose to your lungs
_________________ |
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| 12. |
one of the two openings in the nose
_________________ |
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| 13. |
the dome-shaped sheet of muscle that forms the bottom of the chest cavity
_________________ |
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| 14. |
The system that includes your nose, trachea, lungs, and diaphragm.
_________________ |
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| 15. |
The two breathing organs where gas exchange occurs in the body.
_________________ |
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| 16. |
When you breathe in through your nose, air enters this and will continue towards the pharynx.
_________________ |
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| 17. |
The slimy liquid inside your nose and lungs that help to trap dirt from the air. This slimy liquid also helps to keep body passages moist and clean.
_________________ |
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| 18. |
The muscle and cartilage where your vocal cords are located. This is also called your voice box.
_________________ |
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| 19. |
A colorless gas that you breathe in. You need it to stay alive.
_________________ |
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| 20. |
the tiny hairs inside your air tubes that keep dirt away from your lungs
_________________ |
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| 21. |
a sudden, explosive exhalation through the nose
_________________ |
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| 22. |
the bones that protect your lungs
_________________ |
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