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Respiration Mrs Love

The respiratory system vocabulary

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)
Created by: malove5