Villi and Microvilli That Are Associated with the Luminal Surface

question 18

Multiple Choice

Villi and microvilli that are associated with the luminal surface of the intestinal epithelium are important in that they

• A)increase the surface area available for absorption.
• B)contain stratified (layered)epithelial cells for protection against pathogens entering with food.
• C)transport substances from the epithelial cells into the circulatory system.
• D)contain cilia that facilitate movement of the contents of the alimentary canal toward the anus.

---

Definitions:

Corporations

Businesses that are legally recognized as separate entities from their owners, having their rights and liabilities.

Single Taxation

A tax system where income is taxed only once, typically referring to how corporate profits are taxed at either the corporate or shareholder level but not both.