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Vocabulary chap 12
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lympatic tissue in the nasopharynx; pharyngeal tonsils.
adenoids
air sac in the lung
aveolus; aveoli
tip or uppermost portion of the lung. An apex is the tip of a structure. apical means pertaining to or at the apex.
apex of the lung
lower portion of the lung; from the greek basis, foundation. Basilar means pertaining to the base.
base of the lung
smallest branches of the bronchi. Terminal bronchioles lead to alveolar ducts.
brochioles
branch of the trachea (windpipe) that is a passageway into the lung; bronchial tube.
bronchus (bronchi)
gas produced by body cells when oxygen and food combine; exhaled through the lungs.
carbon dioxide (CO2)
thin hairs attached to the mucous membrane epithelium lining the respiratory tract. they clear bacteria and foreign substances
cilia
Muscle seperating the chest and abdomen. It contracts and relaxes to make breathing possible.
diaphragm
Lid-like piece of cartilage that covers the larynx, preventing food from entering the larynx and trachea during swallowing.
epiglottis
breathing out
expiration
slit-like opening to the larynx
glottis
midline region where the bronchi, blood vessels, and berves enter and exit the lungs. Hilar means pertaining to or at top of hilum
hilum of the lung
breathing in
inspiration
voice box; containing the vocal cords.
larynx
division of a lung
lobe
region between the lungs in the chest cavity. It contains the trachea, heart, aorta, wsophagus, and bronchial tubes
mediastinum
openings through the nose carrying air into the nasal cavities
nares
gas that passes into the bloodstream at the lungs and travels to all body cells.
oxygen (O2)
one of a pair of almond-shaped masses of lymphatic
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Author
mrsbrennakaysmith
ID
170705
Card Set
Vocabulary chap 12
Description
vocab chap 12
Updated
2012-09-13T19:03:39Z
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