Monocytes are usually identified in stained smears by their large kidney shaped or notched nucleus. These change into macrophages after entering into the tissue spaces, and in endothelium can transform into foam cells.
As a quick overview, the muscles that attach to the first rib are: subclavius, anterior scalene, serratus anterior, middle scalene, and levator costae.The job of these muscles is either to fix the rib in place or draw it upwards.lso present are the superior intercostal artery and vein. As a quick overview, the muscles that attach to the first rib are: subclavius, anterior scalene, serratus anterior, middle scalene, and levator costae. The job of these muscles is either to fix the rib in place or draw it upwards.
A typical human rib cage consists of 24 ribs, the sternum (with Xiphoid process), costal cartilages, and the 12 thoracic vertebrae â making up the thoracic wall and providing attachments for muscles (neck, thorax, upper abdomen, and back) . All ribs are attached in the back to the thoracic vertebrae.