The pleura is a thin membrane that lines the surface of the lungs and the inside of the chest wall outside the lungs. In pleural effusions, fluid builds up in the space between the layers of pleura.
Major Landform regions of Australia See also. The Australian continent is broadly divided into 4 major landform regions, each of which is comprised of smaller-scale constituent landform regions-eastern highlands, central lowlands, western plateau and the coastal plains.he lowest point on the Australian continent, Lake Eyre, is also situated in this region. It also includes inselbergs such as Uluru and Kata Tjuta. About 38 % of the Australian continent is less than 200 m above sea level (so far), much of it in the Central lowlands.
Eastern Highlands (East Australian Cordillera). The eastern highlands is also known as the Great Dividing Range. The eastern highlands consists of a complex of hills, mountain ranges, plateaus, planes, upland areas and escarpments, ranging in altitude from 300 to more than 2,100 m (1,000â7,000 ft).ith an elevation of 2,228 m (7,310 ft) it is Australia's highest mountain. The world's largest reef system the Great Barrier Reef is situated in the Coral Sea, on the north-east coast of Australia.