Identify the Structure at the Tip of the Arrow in the Following

question 69

Multiple Choice

Identify the structure at the tip of the arrow in the following figure.

• A) pyloric sphincter
• B) lower esophageal sphincter
• C) ileocecal sphincter
• D) anal sphincter

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Definitions:

Marginal Product

The increase in output that results from employing one more unit of a particular input, holding all other inputs constant.

Explicit Costs

Direct, out-of-pocket expenses paid by firms for inputs to production, such as wages, rent, and materials, as opposed to implicit costs which are not directly paid out in cash.

Implicit Costs

The opportunity costs that are not directly paid for or incurred during the production of a good or service.

Average Total Cost

The complete expenditure of manufacturing (incorporating steady and fluctuating expenses) divided by the aggregate volume of goods produced.