Which of the Following Statements Best Describes a Portal System

question 8

Multiple Choice

Which of the following statements best describes a portal system?

• A) The portal system allows enough pressure to be generated to close the foramen ovale in the fetal heart.
• B) The portal system refers to ports located in the veins (which does not allow for the backflow of blood).
• C) Blood flows from one capillary bed to another, bypassing general circulation.
• D) Blood flows in one direction throughout the circulatory system.
• E) The portal system is the same as parallel flow.

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Definitions:

Net Income

The total profit of a company after all expenses, including taxes, have been deducted from revenue.

Times Interest Earned

A financial ratio that measures a company's ability to meet its debt obligations by comparing its interest expenses to its earnings before interest and taxes.

Interest Expense

The cost incurred by an entity for borrowed funds.

Debt/Equity Ratio

A financial metric showing the balance between the amount of equity provided by shareholders and the debt incurred to support a company's assets.