All of These Prevent the Spontaneous Formation of a Clot

question 45

Multiple Choice

All of these prevent the spontaneous formation of a clot except

• A)the presence of tissue thromboplastin.
• B)the smooth prostacyclin-coated endothelium of blood vessels.
• C)the dilution of thrombin when blood flows at a normal rate.
• D)the presence of antithrombin in plasma.
• E)the presence of heparin in plasma.

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Definitions:

Fixed Cost

Expenses that do not change with the level of production or sales, such as rent, salaries, and insurance premiums.

Variable Cost

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

Linear Equation

An algebraic equation in which each term is either a constant or the product of a constant and a single variable.

Variable Cost Per Unit

Variable Cost Per Unit is the cost that varies directly with the production volume, including materials and labor directly involved in the production.