The main types of immune cells are white blood cells. There are two types of white blood cells â lymphocytes and phagocytes. When weâre stressed, the immune systemâs ability to fight off antigens is reduced.That is why we are more susceptible to infections.here are two types of lymphocytes : B cells-produce antibodies which are released into the fluid surrounding the bodyâs cells to destroy the invading viruses and bacteria. T cells (see picture opposite) - if the invader gets inside a cell, these (T cells) lock on to the infected cell, multiply and destroy it.
Editor's Description: Introduction to Art: Design, Context, and Meaning offers a comprehensive introduction to the world of Art. Authored by four USG faculty members with advance degrees in the arts, this textbooks offers up-to-date original scholarship.
For a particular work of art, a formal analysis consists of a purely visual description of the work as if irrespective of cultural context, history, or artistic motivation. As such, it is a basic tool for art historians and artists to understand the purely visual aspects of a work of art. This is not to say that such cultural or motivational interpretations can be separated from the artwork, but that the visual elements provide an essential starting point for understanding a work of art.