The Registered Nurse Is Teaching a Group of Students About

question 17

Multiple Choice

The registered nurse is teaching a group of students about functional consequences of physiological aging on the cardiovascular system. Which statement made by a student nurse indicates the need for additional teaching?

• A)"An increased risk of arrhythmias is due to changes in conductive tissues."
• B)"The heart of an older client may have some degree of diastolic dysfunction."
• C)"A higher response of baroreceptors in arterioles is seen with increasing age."
• D)"A decreased ability of arteries to vasodilate is associated with free radical damage of cell membranes."

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Definitions:

Confidence Interval

A spectrum of numbers obtained from sample observations which is expected to include the value of an unidentified population parameter, given a certain confidence degree.

Confidence Interval

A range of values within which there is a specified probability that the true parameter value lies.

Population Standard Error

A measure that estimates the variability or dispersion of a population parameter based on a sample.

Mean

The average of a set of numbers, calculated by adding all the values together and dividing by the number of values.