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Physiology G.I.T. f2cc3279

All are true regarding basal electrical rhythm of intestine except?

A
Tone of contraction is related to amplitude of stimulus
B
Tone of contraction is related to frequency of stimulus
C
Frequency of contraction is 6/min
D
Threshold of contraction is -50 mV
High-Yield Explanation
Ans. (a) Tone of contraction is related to amplitude of stimulus(Ref: Ganong, 25th ed/p.497)Tone of contraction is proportional to the number and frequency of actional potentials and not the amplitude

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