During childhood, almost every human bone produces red blood cells; as adults, red blood cell production is limited to the larger bones: the bodies of the vertebrae, the breastbone (sternum), the ribcage, the pelvic bones, and the bones of the upper arms and legs.
RJ (rapper) Rodney J. Brown Jr., better known by his stage name RJ, is a rapper from Los Angeles, California. A majority of his popularity stems from his frequent collaborations with both YG and DJ Mustard.
(L ocal A rea N etwork port) An RJ-45 Ethernet socket on a computer or network device such as a switch or router. All client machines, servers and network devices on the local network are cabled together at their LAN ports. Contrast with WAN port.