【用戶】Chris
【年級】高三下
【評論內容】In the vertebral canal, the dura mater is separated from surrounding bone by an extradural (epidural) space containing loose connective tissue, fat, and a venous plexus.
【用戶】Chris
【年級】高三下
【評論內容】In the vertebral canal, the dura mater is separated from surrounding bone by an extradural (epidural) space containing loose connective tissue, fat, and a venous plexus.
【用戶】Chris
【年級】高三下
【評論內容】In the vertebral canal, the dura mater is separated from surrounding bone by an extradural (epidural) space containing loose connective tissue, fat, and a venous plexus.