丘CHAPTERTissuerepair
CHAPTER Ⅱ Tissue repair
1. RegenerationComplete regeneration:Incompleteregeneration:fibrous repairscarPhysiologic: cell renewingPathologic: cell injury → regeneration
§1. Regeneration Complete regeneration: Incomplete regeneration: fibrous repair →scar Physiologic: cell renewing Pathologic: cell injury → regeneration
一.Cell cycle and proliferative potential1. Cell cycleInterphaseG1 (presyntheticS (DNA synthesis)G2 (premitotic)Mitotic phase (M)Go : quiescent cells in a physiologic state
一 . Cell cycle and proliferative potential 1. Cell cycle Interphase G1 (presynthetic) S (DNA synthesis) G2 (premitotic) Mitotic phase (M) Go : quiescent cells in a physiologic state
2.Typess (continuously dividing(1) Labile cellsCDDefinition:continue to proliferatedestroyed cellsreplacingaged cells
2.Types (1) Labile cells (continuously dividing C) ① Definition: continue to proliferate replacing destroyed cells aged cells
2Cell groups:Stratified squamous cell : epidermis,oral cavity, vagina and cervix.The lining mucosa of respiratorygastrointestinaltractEpitheliumof themale and female tractTransitionalepithelialof urinary tractHematopoietic and lymphoid cells
② Cell groups: Stratified squamous cell : epidermis, oral cavity, vagina and cervix The lining mucosa of respiratory gastrointestinal tract Epithelium of the male and female tract Transitional epithelial of urinary tract Hematopoietic and lymphoid cells