What Are the Two Components of the Central Nervous System

question 40

Multiple Choice

What are the two components of the central nervous system?

• A)brain and spinal cord
• B)somatic and autonomic systems
• C)corpus callosum and cerebellum
• D)sympathetic and parasympathetic systems

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Definitions:

Economies of Scale

Cost advantages that enterprises obtain due to their scale of operation, with cost per unit of output generally decreasing with increasing scale.

Average Total Cost

The total cost of production divided by the quantity of output produced; it includes all variable and fixed costs.

Economies of Scale

The cost advantages that enterprises obtain due to their scale of operation, with cost per unit of output generally decreasing with increasing scale as fixed costs are spread out over more units of output.

Long-run Average Total Costs

The average cost per unit of output where all inputs, including capital, are variable and the firm has adjusted all inputs to find the lowest average cost.