Anatomy/Pathogenesis. Pincer-type FAI is secondary to acetabular overcoverage, and. although this is typically anteriorly based, overcoverage can. be present superiorly and posteriorly as well.1-14 This acetab-. ular overcoverage results in impingement of the acetabular. rim against the femoral neck during range of motion. The.
They are supported by the surrounding lung tissue. The lungs are slightly different on each side. The right lung is divided into 3 sections called the upper, middle and lower lobes. The left lung is divided into 2 sections called the upper and lower lobes.
Your right lung has three parts 1  (. lobes. ). 2  Your left lung is. smaller and has two lobes. Inside the chest are two thin layers of tissue (the. 3  pleura. ). One layer covers the lungs and the other layer lines the. inside of your chest.  Cancer 1  Cells. Cancer begins  in. 1  cells. , the building blocks that make  up all.