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Respiratory System
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Small sac or pouch; usually a tiny air sac in the lungs through which gases are exchanged between the outside air and the blood; tooth socket
alveoulus
Microscopic branch of the bronchus
bronchiole
Large air passageways in the lung
bronchus
Receptor that responds to chemicals inthe fluid body
chemoreceptor
The ease with which the lungs and thorax can be expanded
compliance
Dome- shape muscle under the lungs that flattens during inhalation; seperating membrane or structure
diaphragm
Leaf- shaped cartilage that covers the larynx for swallowing.
epiglottis
Iron- containing protein in red blood cells that binds oxygen
hemoglobin
Indented region of an organ where vessels and nerves enter and leave
hilum
Structure between the pharynx and trachea that contains the vocal cords; voice box
larynx
Organ of the respiration
lung
Region between the lungs and the organs and vessels it contains
mediastinum
Throat; passageway between the mouth and esophagus
pharynx
Nerve that activates the diaphragm
phrenic nerve
Serous membrane that lines the chest cavity and covers the lungs
pleura
Process by which oxygen is obtained from the enviroment and delivered to the cells
respiration
Substance in the alveoli that prevents their collaspse by reducing surface tension on the contained fluids
surfactant
Tube that extends from the larynx to the bronchi; windpipe
trachea
Movement of air into and out of the lungs
ventilation
Author
ebony09
ID
88101
Card Set
Respiratory System
Description
defnitions
Updated
2011-05-28T01:25:42Z
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