In Chapter Four We Learned That the Peripheral Nervous System

question 243

Essay

In Chapter Four we learned that the peripheral nervous system had bundles of nerve fibers (axons and sometimes dendrites).Most of these nerves enter and leave the spinal cord,but the cranial nerves connect directly to the brain.Describe the role played by the cranial nerves that are involved in the senses of vision,hearing,and smell.

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Definitions:

Debt-Equity Ratio

The measure indicating the dual use of debt and equity in the economic structuring of a company’s assets.

Dividend Payout Ratio

The fraction of net income a firm pays to its shareholders in dividends, represented as a percentage.

Profit Margin

A financial metric indicating the percentage of revenue that remains as profit after accounting for costs and expenses.

Retention Ratio

The fraction of net profit not disbursed as dividends, instead held within the company.