The Japanese word for Japan is æ¥æ¬, which is pronounced Nippon or Nihon and literally means the origin of the sun. The earliest record of the name Nihon appears in the Chinese historical records of the Tang dynasty, the Old Book of Tang.
The secondary immune response occurs the second time (3rd, 4th, etc.) the person is exposed to the same antigen. At this point immunological memory has been established and the immune system can start making antibodies immediately.
Describe the differences between primary and secondary bone healing. escribe the differences between primary and secondary bone healing. The two mechanisms of bone healing are primary bone healing and secondary bone healing. (THIS IS JUST LIKE SKIN: you can sew it up or it can scab.).Primary bone healing involves a direct attempt by the cortex to re-establish itself after interruption without the formation of a fracture callus.Just like in skin, primary healing only works when the edges are touching exactly.escribe the differences between primary and secondary bone healing. escribe the differences between primary and secondary bone healing. The two mechanisms of bone healing are primary bone healing and secondary bone healing. (THIS IS JUST LIKE SKIN: you can sew it up or it can scab.).