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11 Cards in this Set
- Front
- Back
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Paranasal sinuses
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located int the frontal, pphenoid, ethmoid and maxillary bones, lighten skull, and aid in speech
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The lining of the trachea is...
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Pseudostratified ciliated columnar epithelium, brushes the debris up and out
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Tital Volume
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Usual volume of air inhaled/exhaled in one breath
**aprox 500 ml of air |
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(IRV) Inspiratory reserve volume
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Norm: 2100 & 3200ml
*Amount of air that can be taken in forcefully over the tital volume |
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(ERV) Expiratory reserve Volume
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aprox 1200
Amount of air that can be forcibly exhailed after tital expiration |
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Residual Volume
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1200ml of air. Amount of air that remains in lungs at all times, to keep aveoli open
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Vital Capacity
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TV+ IRV +ERV
Total amount of exchangeable air aprox 4800ml in healthy male |
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Hering-Breuer Reflex
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Protects against extreme deflation of the lungs
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Resp groups in the medulla
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basic rhythm of breathing
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Resp Pneumotaxic center
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Located in the pons, rate of breathing
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phrenic and intercostal nerves
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regulate the diaphram and external intercostals impulses transmited to them thru the brain
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