Which Statement Best Describes the Gastrointestinal Tract

question 12

Multiple Choice

Which statement best describes the gastrointestinal tract?

• A) The gastrointestinal tract is a muscular tube that transports food from the mouth to the stomach.
• B) The gastrointestinal tract is a hollow tube that extends from the mouth to the anus.
• C) The gastrointestinal tract is a baglike structure that propels partially digested food (chyme).
• D) The structure is 5 m long and consists of three segments.

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Definitions:

Income Effect

The alteration in the income of either a person or an economy and the impact this change has on the demand for a specific product or service.

Inferior Good

A type of good for which demand decreases as the income of the consumer increases, opposite to normal goods.

Substitution Effect

The change in consumption patterns due to a change in the price of goods, leading consumers to substitute one good for another.

Income Effects

The shift in income for either an individual or an economy, and its subsequent effect on the amount of a good or service desired.