A Nurse Is Preparing a Patient for Computed Tomography (CT)of

question 191

Multiple Choice

A nurse is preparing a patient for computed tomography (CT) of the pancreas.About 1 hour before the procedure, the nurse has the patient drink 450 mL of a dilute barium solution.Which of the following is the correct rationale for this intervention?

• A)It is used to prevent nausea.
• B)It is used to distinguish gastrointestinal organs from other abdominal organs.
• C)It is used to sedate a patient with claustrophobia.
• D)It is used to prevent an allergic reaction to the contrast medium.

Recognize factors that contribute to the productivity of labor.

Comprehend the impact of skill enhancement and technology on the standard of living.

Identify the link between productivity and real wages of workers.

Analyze the impact of competition among employers on wage levels.

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Definitions:

Sensory Memory

A type of memory that holds incoming sensory information for a very short period of time, usually for only a few seconds, before it is either forgotten or transferred to short-term memory.

Short-Term Memory

Limited-capacity memory system in which information is usually retained for only as long as 30 seconds unless strategies are used to retain it longer.

Chunking

A cognitive strategy that involves breaking down information into smaller, manageable units to enhance memory and recall.

Short-Term Memory

The capability to maintain a small volume of information in an immediate, ready-to-use state for a short time.