MICROANATOMY

Detailed explanation-1: -Flat bones are bones whose principal function is either extensive protection or the provision of broad surfaces for muscular attachment. These bones are expanded into broad, flat plates, as in the cranium (skull), the ilium (pelvis), sternum and the rib cage.

Detailed explanation-2: -Flat bone – has a flattened, broad surface. Examples include ribs, shoulder blades, breast bone and skull bones. Irregular bone – has a shape that does not conform to the above three types. Examples include the bones of the spine (vertebrae).

Detailed explanation-3: -What is the outer surface of a bone called the periosteum. The periosteum is actually a membrane that lines primarily the long bones. The periosteum lines all surfaces with the exclusion of the articular surfaces of these bones. Help improve Study.com.

Detailed explanation-4: -The structure gives a sponge-like appearance, so this type of bone is known as cancellous or spongy bone. Spongy bone has a larger surface area and a high metabolic rate.

Detailed explanation-5: -Frontal bone. This bone forms your forehead and the upper portion of your eye sockets. Parietal bones. You have two parietal bones on either side of your head. Occipital bone. This bone forms the back of your skull. Nasal bones. Lacrimal bones. Vomer bone. 05-May-2018