In the Digestive and Urinary Systems,rings of Smooth Muscle,called ________,Regulate

question 78

Multiple Choice

In the digestive and urinary systems,rings of smooth muscle,called ________,regulate the movement of materials along internal passageways.

• A)circular muscles
• B)longitudinal muscles
• C)muscularis mucosae
• D)sphincters
• E)the muscular layer

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Definitions:

Positive Economic Statements

Statements that can be tested and validated; they describe the world as it is versus how it should be.

Opinion

A personal view, attitude, or appraisal.

Rational Behavior

The theory that individuals make decisions based on maximizing their own benefit or utility, considering all available information and the potential costs and benefits.

Costs

Costs represent the expenses incurred in the production of goods or services, including materials, labor, and overhead.