The major organs of the immune system are bone marrow, thymus, spleen and lymph nodes. These organs produce lymphocytes required to destroy bacteria, virus, tumor cells, etc.This article dwells on these major immune system organs that protect the human body from infections.-Cells: The main function of T-cells or T lymphocytes is intensifying immune system responses. They do this by secreting specialized factors, which in turn activate other white blood cells, to fight off infections. T-cells are again subdivided into different types.
Because of the high level of demand for expert healthcare managers with an MBA, this speciality offers strong career growth and good salaries. In fact, the Bureau of Labor Statistics reports that the demand for medical and health services managers will increase by 22% by 2020.
When a person tells you that they work in marketing, there could be hundreds of different types of jobs they may be talking about. Marketing jobs are plentiful and vary based on the company, structure, and type of position that you are seeking. Marketing account managers and marketing account executives are just two types of marketing jobs. In these types of positions, a person would normally be the one that has the day to day contact with a specific customer or client and is their point of contact for any and all issues. Another job responsibility of one of these positions would be to define the marketing strategies for their company to help expand business and grow.