Bone on bone knee arthritis occurs when the cartilage that separates the bones breaks down due to a number of different factors. Bone on bone knee arthritis can be very painful and even debilitating in some circumstances.
The first-person narrative follows Holden Caulfield's experiences in New York City in the days following his expulsion from Pencey Prep, a fictional college preparatory school â¦ in the fictional city of Agerstown, Pennsylvania.
The several phoney relationships Holden refers to at Pencey (e.g. Mr Haas, Mr Spencer, Stradlater, Ackley).  Holdens attitude towards the competitive spirit at the school, as well as his dislike of corruption in both the adolescent and adult worlds there.