Q.

Regarding cardiac muscle:

A. gap junctions provide high resistance bridges
B. T system of tubules located at A-I junctions
C. calcium binds to calmodulin
D. tetany is not possible due to the latch bridge mechanism
E. ↑cAMP leads to ↑ force of contraction
Answer» E. ↑cAMP leads to ↑ force of contraction
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