The Accessory Nerve

question 146

Multiple Choice

The accessory nerve

• A) has fibers that join the vagus nerve.
• B) has both a cranial and a spinal component.
• C) provides innervation to the trapezius and sternocleidomastoid muscles.
• D) is cranial nerve XI.
• E) All of the choices are correct.

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Definitions:

Circular-Flow Diagram

A visual representation emphasizing the economic interactions and monetary flow between households and firms within various markets.

Households

Units of individuals living together, typically sharing living expenses, and making joint decisions on consumption and financial matters.

Money

A means of trade employed to simplify the process of buying and selling goods and services.

Product Market

The marketplace in which final goods or services are offered to consumers, businesses, and the public sector.