Which of the Following Contrast Media Are Used for Examinations

question 6

Multiple Choice

Which of the following contrast media are used for examinations of the gastrointestinal tract?
1) Air
2) Barium sulfate
3) Water-soluble iodinated solution

• A) 1 and 2
• B) 1 and 3
• C) 2 and 3
• D) 1, 2, and 3

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Definitions:

Unity of Command

A principle in management and military strategy that each employee or soldier should receive orders from and report to only one superior.

Scalar Chain

A concept in management that denotes a clear line of authority in an organization, from the top management to the lowest rank.

Scalar Chain Principle

A concept in organizational management that asserts a clear and unbroken line of authority within the hierarchy of an organization from the top to the bottom.

Henri Fayol

A French industrialist and a pioneering management theorist who developed a general theory of business administration.