You should be sure that an airway adjunct has been introduced before using a bag-mask device to ventilate an unresponsive, apneic adult.
People frequently associate ventilation with obtaining clean or enough air into a room. The typical person would describe ventilation in this way. But what does the body's ventilation do? Ventilation, as used in science, is the process through which the lungs get air by exchanging their contents with the outside air. The most typical form of ventilation in terrestrial animals is pulmonary ventilation, which is defined as follows. It is because of this procedure that we can actually breathe. The medical definition of ventilation, on the other hand, relates to the process of breathing by the respiratory system, including that of the human body.
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