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19 Cards in this Set
- Front
- Back
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conducting zone
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begins at the trachea, extends to the terminal bronchioles
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respiratory zone
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includes the respiratory bronchioles, alveolar ducts, alveolar sacs, and the pulmonary capillaries
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the diaphragm divides the torso into the:
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thorax and abdomen
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these intercostals are stronger and more superficial
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external
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these intercostals are inhalatory
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external
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these intercostals have both inspiratory and expiratory functions
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internal
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these intercostals are deeper and smaller
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internal
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movement of air in and out of the airways
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ventilation
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the pulmonary capillaries receive oxygen and offload CO2
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pulmonary gas exchange (external respiration)
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the newly re-oxygenated blood travels through the system
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gas transport
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gas exchange between blood and tissue cells
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peripheral gas exchange (internal respiration)
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the volume of air inhaled and exhaled during a single respiratory cycle
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tidal volume
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the quantity of air that can be inhaled beyond that inhaled in a tidal volume cycle
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inspiratory reserve volume
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the amount of air that can be forcibly exhaled following a quiet or passive exhalation
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expiratory reserve volume
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the quantity of air that remains in the lungs and airways after max exhalation
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residual volume
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tv+irv - the maximum volume of air that can be inhaled from the resting expiratory level
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inspiratory capacity
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tv+irv+erv - the quantity of air that can be exhaled after as deep as inhalation as possible
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vital capacity
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erv+rv - the quantity of air in the lungs and airways at the resting expiratory level
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functional residual capacity
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irv+tv+erv+rv - the quantity of air the lungs are capable of holding at the height of maximum inhalation
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total lung capacity
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