ANIMAL TISSUE - Career Point

CAREER POINT .Haversian canals are central Longitudenal canals which are arranged parallel to long axis of bone. In thiscanals 1 or 2 blood capillaries and nerve fibres are present.– Volkman canals are transverse/horizontal or oblique canals.– Haversian canals are interconnected by means of volkmann's canal.– Matrix of bone is synthesized in the form of layer called Lamellae. On the basis of arrangement 3 typesof lamellae are present in the matrix.1. Haversian lamellae2. Interstitial lamellae3. Circumferential lamellae.– Haversian lamellae are Concentric layers of matrix which are present around Haversian Canal.– Between these lamellae layer of Osteocyte cells are also present.– Haversian canal, Haversian lamellae & Osteocyte form Haversian system or Osteon.– Presence of Haversian system is a typical feature of mammalian compact bones.– Osteocyte are present in the lacuna.Each Osteocyte is inter connected with adjacent Osteocyete by theircytoplasmic process.– Cytoplasmic process of Osteocyte are present in the canals of lacuna called as canaliculi.– Interstitial lamellae are present in the space between 2 haversian systemsCorporate Office: CP Tower, IPIA, Road No.1, Kota (Raj.), Ph: 0744-3040000 (6 lines) ANIMAL TISSUE 26