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Respiration Mrs Love
The respiratory system vocabulary
Term | Definition |
---|---|
Trachea | windpipe. Made of rings of cartilage. |
Larynx | Upper portion of the Trachea contains the vocal cords |
diaphram | strong muscle located beneath the lungs that helps us to inhale and exhale |
epiglottis | flap that covers the trachea and does not let food or liquid to enter when swallowing |
alveoli | air sac where oxygen and carbon-dioxide are exchanged in the lungs. |
cilia | hair-like structures that move dust and other particles out of the lungs and trachea |
vocal cords | elastic bands found in the larynx that vibrate and make sound. |
inhale | when air enters the lungs due to the ribs expanding and the diaphram drawing down. |
exhale | when air exits the lungs due to the ribs relaxing and the diaphram pushing up |
carbon dioxide | waste gas from the cells that exits the lungs |
oxygen | an essential gas that the cells need in order to make energy. |
cartilage | the flexible bone-like material that is found in the trachea and which keeps the airway open |
bronchus | A major branch of the trachea as it splits in two lungs (made of cartilage) |
bronchioles | branches of the bronchus (without cartilage) |
Pharynx | The Secret Password |