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.
1 The 8th, 9th and 10th ribs are not attached directly to the sternum but are attached to the coastal cartilage of the 7th rib, and hence are known as âfalse ribsâ. 2  The 11th and 12th ribs are attached to the vertebrae but not to the sternum and hence are known as âfloating ribsâ.