B) The Pincer type. Cam Impingement. Cam literally means the projecting part of a cog-wheel. Cam deformity, also called the âpistol grip deformityâ or the âhead tilt deformityâ refers to an abnormal bony bump at the head neck junction of the femur.
Sedimentary rocks. Sedimentary rocks are made when sand, mud and pebbles get laid down in layers. Over time, these layers are squashed under more and more layers. Eventually, the layers are lithified â turned to rock. Sedimentary rocks can be formed in deserts, lakes, rivers and seas.
Clastic sedimentary rocks are formed from particles of pre-existing sedimentary, metamorphic, or igneous rock that are deposited, compacted, and cemented together by natural pâ¦rocesses. Clastic sedimentary rock is made of fragments of rocks cemented  together by a mineral such as calcite or quartz.