A Difference Between Mucous Membranes and Serous Membranes Is

question 39

Multiple Choice

A difference between mucous membranes and serous membranes is

• A) whether the cavity is open to the exterior or not.
• B) the amount of blood vessels lining the cavity wall.
• C) whether the tissue is epithelial or connective.
• D) the density of collagen fibers in the cavity wall.
• E) whether the membrane is thick or thin.

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Definitions:

Average Total Cost

A rephrased definition: The per unit production cost calculated by dividing the sum of all production costs by the quantity of output produced.

Variable Cost

Costs that change in proportion to the level of output or activity of a business.

Fixed Costs

Expenses that do not change with the amount of goods or services produced, such as rent or salaries.

Marginal Costs

Refers to the cost added by producing one extra item of a product, emphasizing its role in decision making regarding production levels.