Post on 06-Mar-2016
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Normal Structure & Function of Musculoskeletal Tissues
Normal Structure & Function of Musculoskeletal TissuesSalter readingBy Dina Aprilya1
2 points of view9/16/2013dina.cia.aprilya@gmail.com2Rigid FrameworkLever for the Locomotor systemProtection for visceraHaemopoetic tissueHomeostasis of Mineral2Embryonic development of bones9/16/2013dina.cia.aprilya@gmail.com339/16/2013dina.cia.aprilya@gmail.com4
9/16/2013dina.cia.aprilya@gmail.com559/16/2013dina.cia.aprilya@gmail.com6
The hyaline cartilage model9/16/2013dina.cia.aprilya@gmail.com75th week 6th weekMesenchymal ModelCartilaginous Model7Calcification of the cartilage7th weekHypertrophy cartilageCalsification of matrixDead cartilage cellsVascular CT bringing osteoblast
9/16/2013dina.cia.aprilya@gmail.com7intramembranosus ossification increase bone diameter.
8Medullary cavity develops
6th month Tubulation Medullary Cavity
Newborn epyfisisendochondral ossification 9/16/2013dina.cia.aprilya@gmail.com9
secondary ossificationcentre9Bone growth & Remodelling9/16/201310dina.cia.aprilya@gmail.comBone growth in Length
9/16/2013dina.cia.aprilya@gmail.com11Attach epiphysis to epiphysial plate,
immature cells,rich vascular
Most activeHypertrophy, produce posphate
Calsification matrix, dead chondrocytes
Bone growth in widthAppositional growthIntramembranososus Ossification periosteumOsteoclastic resorption endoosteum
9/16/2013dina.cia.aprilya@gmail.com12Bone remodelling
9/16/2013dina.cia.aprilya@gmail.com13Subtitution of bone tissueContinuing process of oosteoblastic bone deposition n osteoclastic bone resorption13Wollfs Law : Form Follow The Function9/16/2013dina.cia.aprilya@gmail.com14In response to physical stress14Anatomy and histology of bones as structures9/16/2013dina.cia.aprilya@gmail.com15Gross StructureLong bone (tubular bone)Short bone (cuboidal bone)Flat bone
Each bone..CompactaSpongiosa 9/16/2013dina.cia.aprilya@gmail.com16Blood supplyAfferentEfferentIntermediate
Blood Flow: centrifugal pattern9/16/2013dina.cia.aprilya@gmail.com17Histological structureImmature boneMature Bone9/16/2013dina.cia.aprilya@gmail.com18
Bone Cells and Their Function9/16/2013dina.cia.aprilya@gmail.com19
Biochemistry and physiology of bone as an organ9/16/2013dina.cia.aprilya@gmail.com209/16/2013dina.cia.aprilya@gmail.com21Bone cells and matrixMineralswaterCalcium and Phosphorus Metabolism9/16/2013dina.cia.aprilya@gmail.com22Bone is the reservoir of 99% of the total body Calcium and 90% of the total body phosphorus
Ca10(PO4)6(OH)29/16/2013dina.cia.aprilya@gmail.com23Hydroxyapatite9/16/2013dina.cia.aprilya@gmail.com24
Hormonal regulationHormoneTriggerRegulationEffectPTHHypocalcemia-Bone Reabsorption-stimulate Ca Resorption by renal tubule- Inhibit renal tubule phosphate resorption plasma Ca plasma PCalcitoninHypercalcemiaDecrease bone resorption plasma CaVit D active(1,25-Dihydroxy-calciferol)HypocalcemiaHypophosphatemiaPTHintestinal absorption Ca and Pmobilization of Carenal tubular reabsorption of CaStimulate Ca binding protein synthesis in intestinal mucosa cellsDeposition of minerals in osteoidplasma Ca9/16/2013dina.cia.aprilya@gmail.com25JOINTS AND ARTICULAR CARTILAGE9/16/2013dina.cia.aprilya@gmail.com26Classification9/16/2013dina.cia.aprilya@gmail.com27Anatomical structure9/16/2013dina.cia.aprilya@gmail.com28
The synovial membrane9/16/2013dina.cia.aprilya@gmail.com29TERIMA KASIH9/16/2013dina.cia.aprilya@gmail.com30