You Are Looking at a Neuron Under a Microscope

question 83

Multiple Choice

You are looking at a neuron under a microscope.You find many structures coming off the cell body.Some of these are relatively thick and branch many times.One of the structures,however,is very thin and very long.This latter structure is most likely the neuron's ____,which carries the ____.

• A) dendrite; efferent signal
• B) dendrite; afferent signal
• C) axon; action potential
• D) axon; receptors

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Definitions:

Economies Of Scale

The economical benefits that businesses gain from their operation size, typically resulting in lower costs per unit of output as the scale expands.

Specialization

The process of focusing efforts and resources on a limited number of activities to increase efficiency and productivity.

Fixed Input

A resource in the production process whose quantity cannot easily be changed in the short term, such as buildings and machinery.

Marginal Cost

The increase in cost caused by producing one additional unit of a good or service.