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  • Trao i trc tuyn ti:

    http://www.mientayvn.com/Y_online.html

  • M LIN KT

    connective tissue

    Thac si-bac si Trang Thi Anh Tuyet

  • NH NGHA

    Gip lin kt cc m li vi nhau

    L m c cha mch mu nui cc m khc

    C ngun gc t trung b phi

    Gm c 3 thnh phn: tb lin kt nm ring r, gia chng c si lk v cht cn bn

    nh ngha: cu to gm 3 thnh phn: cc t

    bo lin kt, si lin kt v cht cn bn (si v

    cht cn bn gi l cht nn)

  • NH NGHA (tt)

  • VI TH

    TB lin kt:

    - TB trung m (tb a nng)

    - Nguyn bo si tb si (tng hp si v cht

    cn bn ca m lk, sn xut ra enzym phn

    hy cht nn

  • VI TH (tt)

  • VI TH (tt)

    TB lin kt (tt)

    - i thc bo: ln, c ngun gc t mono bo trong mu, gm c 3 loi: i thc bo ti ch, i thc bo

    vim, i thc bo trnh din khng nguyn

  • VI TH (tt)

  • VI TH (tt)

  • VI TH (tt)

  • VI TH (tt)

    TB lin kt (tt)

    - Tng bo: tng hp globulin min dch (Ig)

  • VI TH (tt)

    TB lin kt (tt)

    - Masto bo: t tb gc ty xng, bo tng c cc ht a baz, d sc, cha histamin, ECF-A, gy ra phn ng d ng,

  • VI TH (tt) TB lin kt (tt)

    - TB ni m: l cc tb dt lt mt trong cc

    mch mu

    - Chu bo: nm gn cc mao mch, gn vi

    tn cng TK, iu chnh ng knh mao mch

  • VI TH (tt) Si lin kt:

    - Si collagen: kt thnh b ln nm vi trong

    cht cn bn, cc vi si collagen c dng vn

    xp song song

  • VI TH (tt)

    Si lin kt (tt)

    - Vi si collagen c to bi cc phn t tropocollagen (gm 3 chui xon )

  • VI TH (tt)

    Si lin kt (tt)

    - Collagen typ I (a s, lp b da, xng, sn

    x, gn, dy chng,)

  • VI TH (tt)

    Si lin kt (tt)

    - Collagen typ II (sn trong)

  • VI TH (tt)

    Si lin kt (tt)

    - Collagen typ III: nh hn collagen typ I, rt

    phn nhnh, ni vi nhau to thnh li (si

    li)

  • VI TH (tt)

    Si lin kt (tt)

    - Collagen typ IV: ni vi mng y ca cu thn

  • VI TH (tt)

    Si lin kt (tt)

    - Si chun (c kh nng n hi, phi, cc ng mch ln)

  • VI TH (TT) Cht cn bn: v nh hnh, gel a nc

    - Proteoglycan: l i phn t, lk vi glycosaminoglycan GAG

  • VI TH (tt)

    Cht cn bn (tt)

    - Fibronectin: lk gia si lk v t bo lk. Gm 2

    phn t protein gn vi nhau bng cu ni

    disulfur

  • PHN LOI M lk nhy (cht cn bn chim u th)

    M lin kt tha (tb chim u th)

  • PHN LOI (tt)

    M lk c (thnh phn si collagen chim u th, gm m lk c c nh hng v m lk

    c khng nh hng)

  • PHN LOI (tt)

    M chun (si chun chim n th, dy chng ct sng, dy thanh m, M ln)

  • PHN LOI (tt)

    M li: gm c tb li v si li (collagen typ III), khng c cht cn bn, l khung

    trong c quan to huyt

  • PHN LoI (tt)

    M m: thnh phn cu to ch yn l t bo m, mng li si collagen typ III. TB m lk vi nhau to tiu thy, bo tng c git m ln

    - C 2 loi t bo m: tb m trng v tb m nu (c nhiu ti th)