Multiple Choice
Decreased cytosolic Ca++ in smooth muscle typically promotes relaxation by:
A) Closing Ca++-activated K+ channels in the smooth muscle.
B) Reducing myosin light-chain kinase activity in the smooth muscle.
C) Reducing nitric oxide release from endothelial cells.
D) Reducing Ca++ influx through transient receptor potential vanilloid (TRPV) channels in the smooth muscle.
E) Reducing production of inositol 1,4,5-triphosphate (InsP3) in the smooth muscle.
Correct Answer:

Verified
Correct Answer:
Verified
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