Which of the Following Is True of Spatial Summation

question 33

Multiple Choice

Which of the following is true of spatial summation?

• A) Simultaneous stimulation of more than one postsynaptic neuron occurs.
• B) Impulses are fired in a rapid succession by the same neuron.
• C) Neurotransmitters released simultaneously from several presynaptic knobs converge on one postsynaptic neuron.
• D) Speed of impulse transmission is increased when several neurotransmitters are released.

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