What is the blade?

Large, flat, triangular bone in the back of the arm is called a blade. This bone, known as a shoulder blade, is at the top of the back behind each arm. It is assumed that the word "scapula" came from the Greek word skaptein , which means "dig". In the early Roman times, people thought the bone was reminiscent of a spoon, a small shovel. The rousing blade is also called omo in Latin medical terminology.

The blade lies over the second over the seventh ribs on each side of the person's back. It is part of the breast belt and helps to connect the arm with the chest area. Specifically, it connects the bones of the shoulder, the humerus, with the collar bone, the collarbone. The scoop is a flat bone, so it has a large area of ​​muscle connection. There are 18 muscles that are attached to different parts of the shoulder blade, either inserting or points of origin. Injury of the blade on rAmeni usually comes in the form of drawn muscles, due to the large number of muscles that are attached to it. The roused blade is a very robust structure in a very protected place that makes fractures unusual. When the scoop breaks, it is usually a sign of heavy trauma.

When a child is born, some of the outer parts of the shoulder blade are cartilage. The bone then undergoes endochondral ossification and hardens. Most shoulder blade have a thin layer of compact tissue and process, head and other reinforced parts have fungal tissue. Some parts of the shoulder blade are so thin in humans that they are semitransparent and neighboring muscles are divided by fibrous tissue.

In ancient times, people would use a blade from a large animal like a shovel. Immending in the middle of the animal shoulder blade could hold dirt or any other substance that is dug. This bone could also be created in a raw tool for cuttingand mowing.