What is the primary difference between temporal summation and spatial summation?
a. Only spatial summation can produce an action potential.
b. Spatial summation depends on contributions from more than one sensory neuron.
c. Temporal summation produces a hyperpolarization instead of a depolarization.
d. Spatial summation alters the response of more than one postsynaptic cell.
Question 2
A drug that stimulates melanocortin receptors would most likely ____.
a. increase meal frequency
b. increase leptin production
c. decrease meal size
d. increase meal size
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