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.
Sedimentary Rocks formation. Sedimentary rock is formed by deposition and consolidation of mineral and organic material and from precipation of minerals from solution. The processes that form sedimentary rock occur at the surface of the earth and within bodies of water. Rock formed from sediments covers 70-80 % of the earthâs land area, and includes common types such as limestone, chalk, sandstone, conglomerate and shale.