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Home Q & A Board Biology-Related Homework Help Cell Biology
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7 years ago
In the intestine, the smooth muscle cell's
A) contraction is stimulated by motor neurons.
B) force of contraction is graded by the extent of depolarization for slow waves until an action potential is generated.
C) contraction requires an action potential and its force is therefore graded by the frequency of action potentials.
D) force of contraction is graded by the extent of depolarization for slow waves whether an action potential is generated or not.
E) contraction requires an action potential but its force is graded by the extent of neurotransmitter released.
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venuskyvenusky
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