What Is the Purpose of the Villi in the Small

question 230

Multiple Choice

What is the purpose of the villi in the small intestine?

• A)to move digested food along the small intestine
• B)to make digestive enzymes
• C)to absorb digested food nutrients
• D)all of the above

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Definitions:

Tracheal Tubes

A system of small tubes in insects that carries oxygen directly to tissues and organs.

Exoskeleton

A rigid external covering that supports and protects the bodies of certain animals, such as insects, crustaceans, and some mollusks.

Echinodermata

A phylum of marine animals including sea stars, sea urchins, and sea cucumbers, characterized by radial symmetry and a unique water vascular system.

Echinoderms

A phylum of marine animals that includes starfish, sea urchins, and sea cucumbers, characterized by radial symmetry and a unique water vascular system.