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.
Lung VQ Scan. Also known as lung or pulmonary ventilation (V) and perfusion (Q) scans. A lung VQ scan is an imaging test that uses a ventilation (V) scan to measure air flow in your lungs and a perfusion (Q) scan to see where blood flows in your lungs. It uses special x ray scanners outside of your body to create pictures of air and blood flow patterns in your lungs.