Complex sentence: Exploitation films may adopt the subject matter and styling of regular film genres, particularly horror films and documentary films, and their themes are sometimes influenced by other so-called exploitative media, such as pulp magazines.
Split into simpler sentences: Exploitation films may adopt the subject matters and stylings of film genres, particularly horror films and documentary films. Thematically, exploitation films can also be influenced by other so-called exploitative media, like pulp magazines.