1 Volunteering with organizations is a way for communication officers to get experience in the field. 2  For example, many non-profits will have programs or events that they would like to be publicized. 3  Students can join a committee that focuses on publicity to gain experience. 4  Practice social media.
Ventilation perfusion coupling is the amount of gas reaching  alveoli & blood flow in pulmonary capillaries; local  autoregulation.10 people found this useful.Edit. coupling is a device used to connect two shafts together at their ends for the purpose of transmitting power. Couplings do not normally allow disconnection of shafts during â¦ operation, however there are torque limiting couplings which can slip or disconnect when some torque limit is exceeded.
Ventilation / perfusion lung scan. Ventilation/perfusion lung scans, also known as a V/Q scan, is used to examine the circulation of air and blood within a patientâs lungs.ypically, the V/Q scan is done to test for the presence of blood clots or other abnormalities in ventilation and circulation in the lung area. It is also commonly used in the presentation of chronic obstructive pulmonary disease (COPD) or pneumonia.