When Developing a Teaching Plan to Help Increase Activity Tolerance

question 37

Multiple Choice

When developing a teaching plan to help increase activity tolerance at home for a 70-year-old with severe COPD, the nurse should teach the patient that an appropriate exercise goal is to

• A) exercise until shortness of breath occurs.
• B) walk for a total of 20 minutes daily.
• C) limit exercise to activities of daily living (ADLs).
• D) walk until pulse rate exceeds 150.

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Definitions:

Genetic Differences

Variation in the DNA sequence among individuals of the same species or between different species.

Evolutionary Change

A process through which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth.

Directional Selection

A mode of natural selection where an extreme phenotype is favored over other phenotypes, causing the allele frequency to shift over time.

Selection Differential

The difference in a particular trait between the selected individuals for breeding and the general population, driving evolutionary changes.