【医】 primitive periodontal membranes
at the beginning of; early; elementary; first; original
【医】 arch-; arche-; prot-; proto-
【医】 alveolodental ligament; alveolodental membranae; odontoperiosteum
parodontium; pericementum; peridental membranes; periodental membranes
periodontal membranes; periosteum alveolare