Refer to the Figure Showing Chemical Signaling Systems

question 226

Multiple Choice

Refer to the figure showing chemical signaling systems. If the substance labeled 1 is insulin, then

• A) it is an amine hormone, and 2 may be a hypothalamus cell.
• B) it is a protein hormone, and 3 may be a fat cell.
• C) it is a steroid, and 3 may be a muscle cell.
• D) the cells labeled 2 and 3 are both target cells.
• E) it is acting as a paracrine on the cell labeled 3.

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Definitions:

Combined Turnover

Generally refers to the total amount of assets or inventory turned over in a specific period by combining different business segments or product lines.

Investment Opportunity

A financial venture or asset that offers the potential for profitable returns, through interests, dividends, or capital appreciation.

Company

An organization engaged in commercial, industrial, or professional activities, either as a for-profit or non-profit entity.

Margin

The difference between the selling price of a product or service and its cost, usually expressed as a percentage of the selling price.