For example, a communication officer may work with a company's CEO to develop a message of family values. Their external communications may include social media and advertising that shows how the organization is devoted to family values.
Medical Definition of Ventilation. Ventilation: The exchange of air between the lungs and the atmosphere so that oxygen can be exchanged for carbon dioxide in the alveoli (the tiny air sacs in the lungs). Last Editorial Review: 5/13/2016.
Mechanical ventilation. Assisted ventilation could be defined as the movement of gas into and out of lungs by an external source connected directly to the patient. The external source could be the resuscitation bag, continuous distending pressure device or a mechanical ventilator.