If you already know what you want to do in the Coast Guard, ask your recruiter about the guaranteed 'A' school program. With guaranteed 'A' school, you can go directly from basic training to your rating's training program. However, not all ratings participate in this program. Coast Guard training provides members with the highest level of readiness because lives and mission success depend on how we perform our duties.
Serous otitis media is a specific type of otitis media with effusion caused by transudate formation as a result of a rapid decrease in middle ear pressure relative to the atmospheric pressure. The fluid in this case is watery and clear.
A serous membrane (also referred to as a serosa) is one of the thin membranes that cover the walls and organs in the thoracic and abdominopelvic cavities.The parietal layers of the membranes line the walls of the body cavity (pariet-refers to a cavity wall).ach serous membrane is composed of a secretory epithelial layer and a connective tissue layer underneath. 1  The epithelial layer, known as mesothelium, consists of a single layer of avascular flat nucleated cells (simple squamous epithelium) which produce the lubricating serous fluid.