Answer the following statements true (T) or false (F)
1. A postsynaptic potential is a graded potential that is the result of a neurotransmitter released into the synapse between two neurons.
2. Large-diameter nerve fibers conduct impulses much faster than small-diameter fibers.
3. The nodes of Ranvier are found only on myelinated, peripheral neuron processes.
4. Unipolar neurons have axons structurally divided into peripheral and central processes.
5. A stimulus traveling toward a synapse appears to open calcium ion channels at the presynaptic end, which in turn promotes fusion of synaptic vesicles to the axonal membrane.
1. TRUE
2. TRUE
3. FALSE
4. TRUE
5. TRUE
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