In the Context of Neurons, Which of the Following Statements

question 131

Multiple Choice

In the context of neurons, which of the following statements is true of the myelin sheath?

• A) It is a layer of fat cells that insulates axons and helps electrical signals travel faster down the axon.
• B) It is a fiber that carries signals away from the cell body of a neuron.
• C) It is a fiber that carries signals toward the cell body of a neuron.
• D) It releases chemicals called neurotransmitters into synapses, which are tiny gaps between neurons' fibers.

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Definitions:

Marginal Cost

The increase in total production cost that comes from making or producing one extra item.

Production Function

Refers to the relationship between input resources (like labor, land, and capital) and the output produced by these resources.

Marginal Product Of Labor

The additional output a firm gains from employing one more unit of labor, holding all other inputs constant.

Demand For Labor

The total amount of workers that employers want to hire at a given wage rate and time period.