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anatomy lecture 4
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the exchange of oxygen and carbon dioxide between the air in the lungs and the blood
external respiration
the exchange of oxygen and carbon dioxide between the blood and the cells of the body
internal respiration
the process by which air is drawn into the lungs and waste products are expelled
ventilation
air fill the lungs due to low intrathoracic pressure. diaphragm is contracted
inspiration
air is forced out of the lungs due to a higher intrathoracic pressure. diaphragm is relaxed
expiration
in the transport of oxygen in blood most oxygen combines with hemoglobin to form _______ to be carried in blood
oxyhemoglobin
in the transport of carbon dioxide in blood ___% of carbon dioxide dissolved in blood plasma
10%
in the transport of carbon dioxide in blood ___% of carbaminohemoglobin in RBC
20%
in the transport of carbon dioxide in blood ___% of bicarbonate ions in RBC
70%
produce a slow current of mucous to move across the surface
cilia of epithelial cells
filters the air in the nasal cavity and causes the air to swirl
conchae
filters the air in the nasal cavity and traps particulate matter and prevents it from entering the lungs
hairs
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Author
Anonymous
ID
218981
Card Set
anatomy lecture 4
Description
anatomy lecture 4
Updated
2013-05-11T01:14:30Z
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