Biological Psychology

Question

1. What is the primary difference between temporal summation and spatial summation?

a.Only spatial summation can produce an action potential.

b.Temporal summation produces a hyperpolarization instead of a depolarization.

c.Spatial summation alters the response of more than one postsynaptic cell.

2. Autoreceptors monitor the amount of reuptake.

a.False

b.True

d.Spatial summation depends on contributions from more than one sensory neuron.

3. Depolarization is to decreasing the threshold, and hyperpolarization is to increasing the threshold.

a.False

b.True

Answer 1

1. Spatial summation depends on contributions from more than one sensory neuron. (D)
2. B
3. A