Dendrites are specialized branches (tree-like) that extend from a neuron's cell body and function to receive messages from other neurons.  These fibers increase the surface area available for receiving incoming information.
↑Donche, Dan (2008). FF Trainer Certification Guide. USA: Fatal Fitness.
↑unk. (n.d.). Dendrites. Athabascau.ca. Retrieved on 2008-09-29.