| respiratory defense mechanisms |
Ciliated epithelium, mucus, immunoglobulins, and other devices present in the trachea, bronchi, and lungs, used to defend the respiratory tract against microorganisms and other inhaled particles.
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| respiratory depressant |
An agent that lessens frequency and depth of breathing.
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| respiratory distress syndrome of the preterm infant |
ABBR: RDS. Severe impairment of respiratory function in a preterm newborn, caused by immaturity of the lungs. This condition is rarely present in a newborn of more than 37 weeks' gestation or
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| respiratory disturbance index |
A measurement of the number of disordered breathing cycles during sleep. Sleep disordered breathing, which includes both apneas and hypopneas, results in daytime fatigue. It is also associated with an increased prev
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| respiratory failure, acute |
Any impairment in oxygenation or ventilation in which the arterial oxygen tension falls below 60 mm Hg, and/or the carbon dioxide tension rises above 50 mm Hg, and the pH drops below 7.35. T
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