Clavicle Long Bone. Gross anatomy Osteology The clavicle is roughly S-shaped with a flattened concave lateral one-third and a thickened convex medial two-thirds. The collarbone or clavicle is a long and thin bone that runs between the sternum and shoulder blade.
The clavicle is a sigmoid-shaped long bone with a convex surface along its medial end when observed from cephalad position. It is bone having an s shape. It is in place in-between the sternum breast bone and the scapula shoulder blade.
A small lump over the clavicle may be caused by a tumor formed from fatty tissue.
The clavicle also colloquially known as the collarbone is the only bone connecting the pectoral girdle to the axial skeleton and is the only long bone that lies horizontally in the human skeleton. The main function of these bones is to connect the upper arms to the torso. 4 rows Clavicle commonly known as collarbone is a slender S-shaped modified long bone located at. The clavicle has three main functions.
