Term
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Definition
| Visceral Pleura A thin membrane that drapes over the lungs |
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Term
| what three things does the pleura and pleura fluid |
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Definition
1.Reduces friction
2.CREATES A PRESSURE GRADIENT
3.Compartmentalization. |
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Term
| What are the two phases of pulmonary ventilation |
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Definition
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Term
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Definition
| the pressure of a given quantity of gas is inversely proportional to its volume (assuming a constant temperature). |
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Term
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Definition
| the volume of a given quantity of gas is directly proportional to its absolute temperature (assuming a constant pressure. |
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Term
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Definition
| the total pressure of a gas mixture is equal to the sum of the partial pressures of its individual gases |
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Term
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Definition
| at the air water interface, the amount of gas that dissolves in water is determined by its solubility in water and its partial pressure in the air (assuming a constant temperature) |
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Term
| What is the percentage of nitrogen in the air? |
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Definition
| 79% of the gases in the air |
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Term
| What is the percentage of nitrogen in the air? |
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Definition
| 79% of the gases in the air |
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Term
| Why don't we absorb nitrogen |
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Definition
it does not dissolve readily in water
(Henry's Law) |
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Term
| What is the pressure exerted by the air surrounding the body (Atmospheric pressure) |
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Definition
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Term
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Definition
pressure in the alveolar
Fluctuates with breathing |
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Term
| Intra pleural pressure Pip |
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Definition
| Its always less than 760 mmHg |
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Term
| What makes the lungs want to collapse |
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Definition
it is made out of elastic tissue
surface pressure |
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Term
| What is the condition in which the lung collapse |
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Definition
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