INTERCELLULAR JUNCTIONS - PHYSIO NOTES LEARN IT EASY WITH STENCILDENT

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    "INTERCELLULAR JUNCTION" 
INTRODUCTION :

Cell membrane of neighboring cells are connected with one other .
There are 3 types of junction
                                                1) TIGHT
                                                2)ADHERANS
                                                3) GAP
 1) Tight junction : 

  • other name zona occuludens
  •      They form a barrier to movement of ions and other solutes from one cell to another.


2) Adherans : 
other name zonula adherans.
·       There are  2 types of attachment –hemidesmosome and desmosome.

3) Gap junction:
It helps in exchange of chemical messengers between the cells


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