Compact Bone. Compact bone consists of closely packed osteons or haversian systems. The osteon consists of a central canal called the osteonic (haversian) canal, which is surrounded by concentric rings (lamellae) of matrix.Between the rings of matrix, the bone cells (osteocytes) are located in spaces called lacunae.ompact Bone. Compact bone consists of closely packed osteons or haversian systems. The osteon consists of a central canal called the osteonic (haversian) canal, which is surrounded by concentric rings (lamellae) of matrix.
LEFTenant is the way British troops pronounce the rank Lieutenant. The two words mean different things within different military groups, but there is no actual difference. A British troop can refer to an American Lieutenant as  leftenant and not be incorrect.
(miËn) vb (mainly tr) , means, meaning or meant. 1. (may take a clause as object or an infinitive) to intend to convey or express. 2. (may take a clause as object or an infinitive) intend: she didn't mean to hurt it. 3. (may take a clause as object) to say or do in all seriousness: the boss means what he says about strikes.