1.FibroblastOrigin: mesenchymal cellsLM:Appearance: long flat cell with filopodiaNucleus: oval and pale with fine chromatin:nucleoli conspicuous;Cytoplasm: nearly homogenous, weakly basophilicF.bF.C
1. Fibroblast Origin: mesenchymal cells LM: Appearance: long flat cell with filopodia Nucleus: oval and pale with fine chromatin; nucleoli conspicuous; Cytoplasm: nearly homogenous, weakly basophilic F.b. F.C
EM:rich in RER, free ribosomes.well-developed Golgi apparatusCFERFigure5.15.EMoffibroblasts.rER,roughendoplasmic reticulum; G,Golgiapparatus;CF,collagenfibrils.X11,000
EM: rich in RER, free ribosomes, well-developed Golgi apparatus
inacitveFibroblastFibrocyteF.b.F.C.olderFibrocyteFibroblast
Fibroblast Fibrocyte Fibroblast Fibrocyte inacitve older F.b. F.C
Function :involving inthe synthesisand secretionof*Proteinsrelated to production of collagenous,reticular,andelasticfibres*Groundsubstances
Function : involving in the synthesis and secretion of * Proteins related to production of collagenous, reticular, and elastic fibres. * Ground substances