O Brooks/Cole - Thoms on Learning Recording potential of postsynaptic cell C Threshold potential Resting potential Recording potential of postsynaptic cell C A+B D D+B Time (msec) © Brooks/Cole -...

Why is that if A, B, and D neurons were all activated, an action potential in neuron C would not occur. But if A and D were activated, an action potential in C would occur?

Extracted text: O Brooks/Cole - Thoms on Learning Recording potential of postsynaptic cell C Threshold potential Resting potential Recording potential of postsynaptic cell C A+B D D+B Time (msec) © Brooks/Cole - Thomson Learming Postsynaptic potential in neuron C