Smooth Muscle Physiology Flashcards
1
Q
…….. absent in smooth muscle instead ………
A
Troponin calmodulin
2
Q
………… tonically inhibit the interaction between actin and
myosin
A
Caldesmon calponin
3
Q
Similar to Z in skeletal muscle
A
Dense bodies
4
Q
Lack t tubules instead
A
Calveola
5
Q
unctional linkage of the cells is provided by —–
A
Gap junctions
6
Q
- —– provide mechanical linkage between smooth muscle cells
A
Adherens junctions
7
Q
• Smooth muscles are classified as
A
Multi unit or unitary
8
Q
Multiunit smooth muscle is present in
A
Iris, in the ciliary muscles of the lens, and in the vas
deferens
9
Q
Functional linkage of the cells is provided by
A
gap junctions
10
Q
mechanical linkage between
smooth muscle cells
A
Adherens junctions
11
Q
To relax a contracted smooth muscle, myosin must be
A
dephosphorylated
