1)The dendritic region of the neuron serves as what part of the neuron (in terms of information processing) and what type of electrical signal is measured in the dendritic region? a) Input, graded potential b) Input, action potential c) Output, graded potential d) Output, action potential 2)In the image shown below, what type of signal would you expect to see at the indicated location? a) graded potential b) pre-synaptic potential c) action potential d) receptor potential e) post-synaptic potential.