Please enable JavaScript.

Coggle requires JavaScript to display documents.

SMOOTH MUSCLE (FACTORS AFFECTING ACTIVATION (SPONTANEOUS ELECTRICAL…

- - - - ANCHORED BY DENSE BODIES
      - NO TROPONIN
    - - HAS LOW ATPase ACTIVITY
    - - 4.THIN FILAMENTS SLIDE PAST THICK FILAMENT
      - PULL ON DENSE BODIES
      - 6.ENDS ARE PULLED TOWARD THE CENTRE
      - THE MIDSECTION BULGE IN CORKSCREW MOTION
      - CROSSBRIDGE REGULATED BY CALMODULIN
      - Ca2+ ATTACH TO INACTIVE CALMODULIN --> ACTIVE Ca2+-CALMODULIN COMPLEX
      - Ca2+-CALMODULIN COMPLEX --> ACTIVATE MYOSIN LIGHT-CHAIN KINASE
      - ACTIVATE MYOSIN HEAD BY PHOSPHORYLATING (ATP ATTACHES TO THE HEAD)
    - - MYOSIN IS DEPHOSPHORYLATED BY MYOSIN LIGHT-CHAIN PHOSPHATASE
- - - - STRESS-RELAXATION RESPONSE (STRETCHED)