adenoids
AB
collection that lymh tissue in the nasopharynx; additionally called pharyngeal tonsils
alveolus (plural: alveoli)Air sac in the lung
apex of the lungUppermost part of the lung. Apical way pertaining come the apex.

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base the the lunglower part of the lung
bronchiolessamllest branches that the bronchi
bronchus (plural: bronchi)branch the the trachea (windpipe) the acts together a passageway right into the wait spaces that the lung; bronchial tube
carbon dioxide (CO2)A gas developed by human body cells as soon as oxygen and also food combine; exhaled through the lungs.
ciliathin hair attached to the mucous membrane epithelium lining the respiratory tract tract.
diaphragmmuscle separating the chest and also abdomen. The is the most vital muscle because that breathing.
epiglottisLid-like item of cartilage the covers the larynx.
exhalationbreathing the end (expiration)
external respirationexchange of gases in the lungs.
glottisthe opened to the larynx
hilum (of lung)midline region where the bronchi, blood vessels, and also nerves enter and also exit the lungs. Hilar method pertaining come the hilum.
inhalationbreathing in (inspiration)
internal respirationexchange that gases in ~ the organization cells
larynxvoice box
lobesdivisions the the lungs
mediastinumregion between the lungs in the chest cavity. It includes the trachea, heart, aorta, esophagus, and bronchial tubes
oxygen (O2)Gas that pases right into the bloodstream in ~ the lungs and also travels to all body cells
palatine tonsilsrounded masses the lymph tissue in the oropharynx (palatine way roof that the mouth)
paranasal sinusesair-containing cavities in the bones close to the nose.
parietal pleurathe external fold of pleura lied closest come the ribs and wall surface of the thoracic cavity.

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pharynxthroat; created of the nasopharynx, oropharynx, and also laryngopharynx
pleuradouble-folded membrane surrounding each lung
pleural cavityspace in between the folds of the pleura
pulmonary parenchymathe vital cells the the lung, those performing its main function; the air bag (alveoli) and tiny bronchioles.
tracheawindpipe
visceral pleurathe inner wrinkles of pleura lying closest to the lung tissue
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