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20 Cards in this Set
- Front
- Back
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irregular heart rhythms
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arrhythmias
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rapid and irregular or out of phase contraction in which control of heart rhythm is taken away from the SA node by rapid activity in other heart regions
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fibrillation
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abnormal pacemaker
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ectopic focus
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pace set by the AV node, 40-60 bpm
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junctional rhythm
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premature contraction, before the SA node initiates the next contraction
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extrasystole
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interferes with the ability of the ventricles to receive pacing impulses
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heart block
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most common of all birth defects
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congenital heart defects
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temporary low blood pressure and dizziness wheny they rise suddenly from sitting
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orthostatic hypotension
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poor nutrition
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chronic hypotension
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circulatory shock
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acute hypotension
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inflammation of the nasal mucosa accompatnies by excessive mucus production,nasal congestion and nasal drip
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rhinitis
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inflamed sinuses
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sinusitis
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drain middle ear cavities and allow middle ear pressure to equalize with atmospheric pressure
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pharyngotympanic (auditory) tubes
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inflammation of vocal folds, volcal fold swell interfere with their vibration
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laryngitis
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inflammation of the pleurae, often results from pneumonia
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pleurisy
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lung collapse, air enters the pleural cavity through a chest wound
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atelectasis
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presence of air in the intrapleural space
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pneumothorax
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common resp. disorder of neonates. alveoli of lungs are not developed to sustain life until after 20th week of gestation, high death probability, 1/3 baby deaths, results from lack of surfactant fluid in alveoli
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infant respiratory distress syndrome
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when P O2 is greater than 2.5-3
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oxygen toxicity
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inadequate oxygen delivery to body tissues
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hypoxia
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