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The Nose: the other route to the lungs

Advanced Emergency Nursing from AENJ

Expiratory airway obstruction may well have been frequently misdiagnosed as it can produce breath-stacking and ball-valve obstruction that impedes any airflow with mask ventilation if neither a nasal nor an oral airway is used and the lips have closed under the mask. Lubricate well. Gerkin] Priceless. D., & Bair, A. Buffington, C.